RD-35 by Klimov
80-531: The Lotarev DV-2 (or PSLM DV-2 , DV: Dnepr - Váh ) is a two-spool turbofan engine manufactured in Považská Bystrica , Slovakia by Považské Strojárne Letecké Motory (PS Aircraft Engines/Motors) (PSLM) (former ZVL Závody na Výrobu Ložísk "Bearings Production/Manufacturing Plant") and designed in partnership with Ivchenko Lotarev Design Bureau. Developed from the Ivchenko AI-25 turbofan engine, ZVL
160-575: A neutral country and renounce its aspirations to join NATO. Zelenskyy replied that Putin could not be trusted to abide by such a settlement. Ukraine had been a neutral country in 2014 when Russia occupied Crimea and invaded the Donbas . On 19 February, Zelenskyy made a speech at the Munich Security Conference , calling for Western powers to drop their policy of " appeasement " towards Moscow and give
240-499: A new Novorossiya . Putin referred to the Kosovo independence precedent and NATO bombing of Yugoslavia as a justification for the annexation of Crimea and the war in Donbas, while historians note the similarities with Nazi Germany's Anschluss of Austria . Because of Russia's occupation of Crimea and its invasion of the Donbas , Ukraine's parliament voted in December 2014 to remove
320-856: A sphere of influence to try to control their neighbours". NATO underlined that it is a defensive alliance , and that it had co-operated with Russia until the latter annexed Crimea. It offered to improve communication with Russia, and to negotiate limits on missile placements and military exercises , provided Russia withdrew its troops from Ukraine's borders, but Russia did not do so. Western leaders vowed that heavy sanctions would be imposed should Putin choose to invade rather than to negotiate. French President Emmanuel Macron and German Chancellor Olaf Scholz met Putin in February 2022 to dissuade him from an invasion. According to Scholz, Putin told him that Ukraine should not be an independent state. Scholz told Ukrainian President Volodymyr Zelenskyy to declare Ukraine
400-699: A European country and the first full-scale war in Europe since the Second World War. Russia launched a simultaneous ground and air attack. Russian missiles struck targets throughout Ukraine, and Russian troops invaded from the north, east, and south. Russia did not officially declare war. It was Russia's largest combined arms operation since the Soviet Union 's Battle of Berlin in 1945. Fighting began in Luhansk Oblast at 3:40 a.m. Kyiv time near Milove on
480-594: A Viking voyage to eastern Europe. The River Dnieper has been a subject for artists, great and minor, over the centuries. Major artists with works based on the Dnieper are Arkhip Kuindzhi and Ivan Aivazovsky . The River Dnieper makes an appearance in the 1964 Hungarian drama film The Sons of the Stone-Hearted Man (based on the novel of the same name by Mór Jókai ), where it appears when two characters are leaving Saint Petersburg but get attacked by wolves. In 1983,
560-477: A clear time-frame for when Ukraine could join NATO. As political analysts Taras Kuzio and Vladimir Socor agree, "when Russia made its decision to invade Ukraine, that country was more remote than ever not only from NATO membership but from any track that might lead to membership". On 21 February, Putin announced that Russia recognized the Russian-controlled territories of Ukraine as independent states:
640-456: A distorted view of Ukraine, as well as of its own history, and that these distortions were propagated through the state. In December 2021, Russia issued an ultimatum to the West , which included demands that NATO end all activity in its Eastern European member states and ban Ukraine or any former Soviet state from ever joining the alliance. Russia's government said NATO was a threat and warned of
720-520: A ground invasion were launched on a northern front from Belarus towards the capital Kyiv , a southern front from Crimea , and an eastern front from the Donbas and towards Kharkiv . Ukraine enacted martial law , ordered a general mobilization and severed diplomatic relations with Russia . Russian troops retreated from the north and the outskirts of Kyiv by April 2022, after encountering stiff resistance and logistical challenges. The Bucha massacre
800-526: A major escalation of the Russo-Ukrainian War , which started in 2014. The invasion, the largest and deadliest conflict in Europe since World War II , has caused hundreds of thousands of military casualties and tens of thousands of Ukrainian civilian casualties . As of 2024, Russian troops occupy about 20% of Ukraine . From a population of 41 million, about 8 million Ukrainians had been internally displaced and more than 8.2 million had fled
880-622: A measure to prevent friendly fire . Immediately after the invasion began, Zelenskyy declared martial law in Ukraine in a first video speech. The same evening, he ordered a general mobilisation of all Ukrainian males between 18 and 60 years old, prohibiting them from leaving the country. Wagner Group mercenaries and Kadyrovites contracted by the Kremlin reportedly made several attempts to assassinate Zelenskyy , including an operation involving several hundred mercenaries meant to infiltrate Kyiv with
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#1732868948098960-813: A military response if it followed an "aggressive line". Some of the demands had already been ruled out by NATO. A senior US official said the US was willing to discuss the proposals, but added that there were some "that the Russians know are unacceptable". Eastern European states willingly joined NATO for security reasons, and the last time a country bordering Russia had joined was in 2004. Ukraine had not yet applied, and some members were wary of letting it join. Barring Ukraine would go against NATO's " open door " policy, and against treaties agreed to by Russia itself. NATO Secretary General Jens Stoltenberg replied that "Russia has no say" on whether Ukraine joins, and "has no right to establish
1040-779: A missile strike against Kyiv on 6 June after not directly attacking the city for several weeks. On 10 June 2022, deputy head of the SBU Vadym Skibitsky stated that during the Severodonetsk campaign, the frontlines were where the future of the invasion would be decided: "This is an artillery war now, and we are losing in terms of artillery. Everything now depends on what [the west] gives us. Ukraine has one artillery piece to 10 to 15 Russian artillery pieces. Our western partners have given us about 10% of what they have." On 29 June, Reuters reported that US Intelligence Director Avril Haines, in an update of past US intelligence assessments on
1120-554: A probative spearhead on 24 February, from Belarus south along the west bank of the Dnipro River . The apparent intent was to encircle the city from the west, supported by two separate axes of attack from Russia along the east bank of the Dnipro: the western at Chernihiv , and from the east at Sumy . These were likely intended to encircle Kyiv from the northeast and east. Russia tried to seize Kyiv quickly, with Spetsnaz infiltrating into
1200-704: A quick victory in Kyiv, Russian forces switched their strategy to indiscriminate bombing and siege warfare. On 25 March, a Ukrainian counter-offensive retook several towns to the east and west of Kyiv, including Makariv . Russian troops in the Bucha area retreated north at the end of March. Ukrainian forces entered the city on 1 April. Ukraine said it had recaptured the entire region around Kyiv, including Irpin, Bucha, and Hostomel, and uncovered evidence of war crimes in Bucha . On 6 April, NATO secretary-general Jens Stoltenberg said that
1280-492: A reconstruction conference in Switzerland that Ukraine needs $ 750bn for a recovery plan and Russian oligarchs should contribute to the cost. The invasion began on 24 February, launched out of Belarus to target Kyiv, and from the northeast against the city of Kharkiv. The southeastern front was conducted as two separate spearheads, from Crimea and the southeast against Luhansk and Donetsk. Russian efforts to capture Kyiv included
1360-457: A similar landing at Vasylkiv , near Vasylkiv Air Base , on 26 February. By early March, Russian advances along the west side of the Dnipro were limited by Ukrainian defences. As of 5 March, a large Russian convoy , reportedly 64 kilometres (40 mi) long, had made little progress toward Kyiv. The London-based think tank Royal United Services Institute (RUSI) assessed Russian advances from
1440-744: A terrorist state. Protests occurred around the world, with anti-war protesters in Russia being met by mass arrests and greater media censorship . The Russian attacks on civilians have led to allegations of genocide . War-related disruption to Ukrainian agriculture and shipping contributed to a world food crisis , while war-related environmental damage has been described as ecocide . The International Criminal Court (ICC) opened an investigation into crimes against humanity , war crimes , abduction of Ukrainian children , and genocide against Ukrainians. The ICC issued arrest warrants for Putin and Maria Lvova-Belova , and for four Russian military officials. After
1520-623: A western area of operations toward Mariupol was opened by the Southern Military District , including the 58th , 49th , and 8th Combined Arms Army , the latter also commanding the 1st and 2nd Army Corps of the Russian separatist forces in Donbas . By 7 April, Russian troops deployed to the northern front by the Russian Eastern Military District pulled back from the Kyiv offensive, reportedly to resupply and redeploy to
1600-678: Is Özü or Özi . The total length of the river is variously given as 2,145 kilometres (1,333 mi) or 2,201 km (1,368 mi), of which 485 km (301 mi) are within Russia, 700 km (430 mi) are within Belarus , and 1,095 km (680 mi) are within Ukraine . Its basin covers 504,000 square kilometres (195,000 sq mi), of which 289,000 km (112,000 sq mi) are within Ukraine, 118,360 km (45,700 sq mi) are within Belarus. The source of
1680-505: Is / d ə ˈ n iː p r oʊ / . The Ukrainian name has a rare form Дніпр , Dnipr and rare dialectal Дніпер , Dniper . The Middle Ukrainian form attested in the sixteenth to eighteenth centuries was Днѣпръ , Dnǐpr . The city of Dnipro is named for the river. The name varies slightly in the local Slavic languages of the three countries through which it flows: These names are all cognate, deriving from Old East Slavic Дънѣпръ ( Dŭněprŭ ). The origin of this name
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#17328689480981760-573: Is also close to the Chernobyl Nuclear Power Station ( Chernobyl Exclusion Zone ) which is located next to the mouth of the Pripyat River . Almost 2,000 km (1,200 mi) of the river is navigable (to the city of Dorogobuzh ). The Dnieper is important for transportation in the economy of Ukraine . Its reservoirs have large ship locks, allowing vessels of up to 270 by 18 metres (886 ft × 59 ft) access as far as
1840-609: Is committing severe human rights violations in occupied Ukraine. The invasion was met with widespread international condemnation . The United Nations General Assembly passed a resolution condemning the invasion and demanding a full Russian withdrawal. The International Court of Justice ordered Russia to halt military operations, and the Council of Europe expelled Russia. Many countries imposed sanctions on Russia and its ally Belarus, and provided humanitarian and military aid to Ukraine. The Baltic states and Poland declared Russia
1920-602: Is disputed but generally derived from either Sarmatian * Dānu Apara ("Farther River") in parallel with the Dniester ("Nearer River") or from Scythian * Dānu Apr ("Deep River") in reference to its lack of fords , from which was also derived the Late Antique name of the river, Δάναπρις Danapris , as found in the Ravenna Cosmography . The earlier Graeco-Roman name of the river, as attested by Herodotus ,
2000-616: Is due to the influence of the Old East Slavic epic The Tale of Igor's Campaign and its modern adaptations on Ukrainian literature. This usage also lent its name to the city of Slavutych , founded in the wake of the Chernobyl disaster in 1986 to house displaced workers, and to the Slavutych station of the Kyiv Metro . In Crimean Tatar , the river is known as Özü . In Turkish it
2080-665: The 29th , 35th , and 36th Combined Arms Armies . A second axis, deployed towards eastern Kyiv from Russia by the Central Military District (northeastern front), comprised the 41st Combined Arms Army and the 2nd Guards Combined Arms Army . A third axis was deployed towards Kharkiv by the Western Military District (eastern front), with the 1st Guards Tank Army and 20th Combined Arms Army . A fourth, southern front originating in occupied Crimea and Russia's Rostov oblast with an eastern axis towards Odesa and
2160-639: The Charter for European Security , affirming the right of each state "to choose or change its security arrangements" and to join alliances. In 2002, Putin said that Ukraine's relations with NATO were "a matter for those two partners". Russian forces invaded Georgia in August 2008 and took control of the breakaway regions of Abkhazia and South Ossetia , demonstrating Russia's willingness to use military force to attain its political objectives. The United States "was accused of appeasement and naivete" in their reaction to
2240-534: The Great Meadow . The first constructed was the Dnieper Hydroelectric Station (or DniproHES) near Zaporizhzhia , built between 1927 and 1932 with an output of 558 MW. It was destroyed during World War II , but was rebuilt in 1948 with an output of 750 MW. Major cities, over 100,000 in population, are in bold script. Cities and towns located on the Dnieper are listed in order from
2320-502: The Klimov under license agreement with the PSLM in 1993. Data from PSLM website Related development Comparable engines Related lists Dnieper The Dnieper ( /( d ə ) ˈ n iː p ər / (də)- NEE -pər ), also called Dnepr or Dnipro ( / d ə ˈ n iː p r oʊ / də- NEE -proh ), is one of the major transboundary rivers of Europe , rising in
2400-545: The Pripyat River to the Kakhovka Hydroelectric Station , there are six sets of dams and hydroelectric stations , which produce 10% of Ukraine's electricity. The Kakhovka dam was destroyed on 6 June 2023 during the Russian invasion of Ukraine , with the subsequent drying up of the Kakhovka Reservoir revealing the original course of the river in the area and disconnecting four canal networks known as
2480-458: The Pripyat River , a tributary of the Dnieper, just upstream from its confluence with the Dnieper. The Dnieper is an important navigable waterway for the economy of Ukraine and is connected by the Dnieper–Bug Canal to other waterways in Europe. During the 2022 Russian invasion of Ukraine , certain segments of the river were made part of the defensive lines between territory controlled by
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2560-681: The Russian Defence Ministry stated that the first stage of the "military operation" in Ukraine was "generally complete", that the Ukrainian military forces had suffered serious losses, and the Russian military would now concentrate on the "liberation of Donbas ." The "first stage" of the invasion was conducted on four fronts, including one towards western Kyiv from Belarus by the Russian Eastern Military District , comprising
2640-559: The Valdai Hills near Smolensk , Russia , before flowing through Belarus and Ukraine to the Black Sea . Approximately 2,200 km (1,400 mi) long, with a drainage basin of 504,000 square kilometres (195,000 sq mi), it is the longest river of Ukraine and Belarus and the fourth- longest river in Europe , after the Volga , Danube , and Ural rivers. In antiquity, the river
2720-821: The dissolution of the Soviet Union in December 1991, the newly independent states of the Russian Federation and Ukraine maintained cordial relations. In return for security guarantees, Ukraine signed the Nuclear Non-Proliferation Treaty in 1994, agreeing to dismantle the nuclear weapons the former USSR had left in Ukraine. At that time, Russia, the UK, and the USA agreed in the Budapest Memorandum to uphold Ukraine's territorial integrity. In 1999, Russia signed
2800-687: The neutrality clause from the Constitution and to seek Ukraine's membership in NATO . However, it was impossible for Ukraine to join NATO at the time, as any applicant country must have no "unresolved external territorial disputes". In 2016, President of the European Commission , Jean-Claude Juncker , said that it would take 20–25 years for Ukraine to join the EU and NATO. The Minsk agreements , signed in September 2014 and February 2015, aimed to resolve
2880-677: The Crimean Parliament . Russia annexed Crimea in March 2014, after a widely disputed referendum held under occupation. Pro-Russian unrest immediately followed in the Ukrainian cities of Donetsk and Luhansk . The war in Donbas began in April 2014 when armed Russian-backed separatists seized Ukrainian government buildings and proclaimed the independent Donetsk People's Republic and Luhansk People's Republic . Russian troops were directly involved in these conflicts. The annexation of Crimea and
2960-705: The Dnieper is the sedge bogs (Akseninsky Mokh) of the Valdai Hills in central Russia, at an elevation of 220 m (720 ft). For 115 km (71 mi) of its length, it serves as the border between Belarus and Ukraine. Its estuary, or liman , used to be defended by the strong fortress of Ochakiv . The southernmost point in Belarus is on the Dnieper to the south of Kamaryn in Brahin Raion . The Dnieper has many tributaries (up to 32,000) with 89 being rivers of 100+ km. The main ones are, from its source to its mouth , with left (L) or right (R) bank indicated: Many small direct tributaries also exist, such as, in
3040-613: The Dnieper" to the words of Yevgeniy Dolmatovsky . Russian invasion of Ukraine Eastern Ukraine campaign Southern Ukraine campaign Other regions Naval operations Spillover & related incidents Eastern Ukraine campaign Southern Ukraine campaign Other regions Spillover & related incidents Eastern Ukraine campaign Southern Ukraine campaign Other regions Naval operations Spillover & related incidents Post-Minsk II conflict Attacks on civilians Related On 24 February 2022, Russia invaded Ukraine in
3120-775: The Donbas region in an effort to reinforce the renewed invasion of southeastern Ukraine. The northeastern front, including the Central Military District, was similarly withdrawn for resupply and redeployment to southeastern Ukraine. On 26 April, delegates from the US and 40 allied nations met at Ramstein Air Base in Germany to discuss the formation of a coalition that would provide economic support in addition to military supplies and refitting to Ukraine. Following Putin's Victory Day speech in early May, US Director of National Intelligence Avril Haines said no short term resolution to
3200-543: The Donetsk People's Republic and Luhansk People's Republic. The following day, Russia announced that it was sending troops into these territories as "peacekeepers", and the Federation Council of Russia authorised the use of military force abroad. Before 5 a.m. Kyiv time on 24 February, Putin, in another speech , announced a " special military operation ", which effectively declared war on Ukraine. Putin said
3280-714: The Historical Unity of Russians and Ukrainians ", in which he called Ukraine "historically Russian lands" and claimed there is "no historical basis" for the "idea of Ukrainian people as a nation separate from the Russians". Days before the invasion, Putin claimed that Ukraine never had "real statehood" and that modern Ukraine was a mistake created by the Russian Bolsheviks . American historian Timothy Snyder described Putin's ideas as Russian imperialism . British journalist Edward Lucas described it as historical revisionism. Other observers found that Russia's leadership held
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3360-683: The Kyiv area, the Syrets (right bank) in the north of the city, the historically significant Lybid (right bank) passing west of the centre, and the Borshahivka (right bank) to the south. The water resources of the Dnieper basin compose around 80% of the total for all Ukraine. The Dnieper Rapids were part of the trade route from the Varangians to the Greeks , first mentioned in the Kyiv Chronicle. The route
3440-700: The Military Band of the Headquarters of the Kiev Military District led by A. Kuzmenko, singers Anatoliy Mokrenko , Lyudmila Zykina , Anatoliy Solovianenko , Dmytro Hnatyuk , Mykola Hnatyuk . Filming on the battlefield, streets and squares of Kiev. Scriptwriter – Victor Meerovsky. Directed by Victor Cherkasov. Operator – Alexander Platonov. The 2018 film Volcano was filmed at the river in Beryslav , Kherson Oblast . In 1941, Mark Fradkin wrote "Song of
3520-401: The Russian "retraction, resupply, and redeployment" of their troops from the Kyiv area should be interpreted as an expansion of Putin's plans for Ukraine, by redeploying and concentrating his forces on eastern Ukraine. Kyiv was generally left free from attack apart from isolated missile strikes. One did occur while UN Secretary-General António Guterres was visiting Kyiv on 28 April to discuss
3600-411: The Russian invasion", was not entirely sure of the comment's accuracy. Reporter Glenn Kessler said it came from "a single source, but on the surface it appears to be a good one." Russian forces advancing on Kyiv from Belarus gained control of the ghost town of Chernobyl . Russian Airborne Forces attempted to seize two key airfields near Kyiv, launching an airborne assault on Antonov Airport , and
3680-442: The Russian invasion, said that US intelligence agencies agree that the invasion will continue "for an extended period of time ... In short, the picture remains pretty grim and Russia's attitude toward the West is hardening." On 5 July, BBC reported that extensive destruction by the Russian invasion would cause immense financial damage to Ukraine's reconstruction economy, with Ukrainian Prime Minister Denys Shmyhal telling nations at
3760-602: The Russians and the Ukrainians. The river is also sometimes called by the Russian name Dnepr . The initial D in Dnieper is generally silent when pronounced in English, although it may be sounded: / ˈ n iː p ər / or / d ə ˈ n iː p ər / . It derives from Russian : Днепр , romanized : Dnepr , pre-revolutionary spelling Днѣпръ , Dněpr . Dnipro derives from Ukrainian : Дніпро , romanized : Dnipro . The English pronunciation
3840-458: The Western European waterways was possible, but a weir without any ship lock near the town of Brest, Belarus , has interrupted this international waterway. Poor political relations between Western Europe and Belarus mean there is little likelihood of reopening this waterway in the near future. River navigation is interrupted each year by freezing and severe winter storms. From the mouth of
3920-530: The agreement, choosing closer ties to the Russian-led Eurasian Economic Union instead. This coerced withdrawal triggered a wave of protests known as Euromaidan , culminating in the Revolution of Dignity in February 2014. Yanukovych fled and was removed from power by parliament, ending up in Russia. Russian soldiers with no insignia occupied the Ukrainian territory of Crimea, and seized
4000-401: The aim of killing the Ukrainian president. The Ukrainian government said anti-war officials within Russia's FSB shared the plans with them. Zelenskyy appeared defiant in his first and following video message , showing in another on 25 February, that he and his cabinet is still in Kiyv. On 26 February NATO met and its countries pledged military aid for Ukraine and on 27 February Germany called
4080-421: The border with Russia. The main infantry and tank attacks were launched in four spearheads, creating a northern front launched towards Kyiv from Belarus, a southern front from Crimea, a southeastern front from Russian-controlled Donbas, and an eastern front from Russia towards Kharkiv and Sumy . Russian vehicles were subsequently marked with a white Z military symbol (a non- Cyrillic letter ), believed to be
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#17328689480984160-413: The city supported by airborne operations and a rapid mechanised advance from the north, but failed. The United States contacted Zelenskyy and offered to help him flee the country, lest the Russian Army attempt to kidnap or kill him on seizing Kyiv; Zelenskyy responded that "The fight is here; I need ammunition, not a ride." The Washington Post , which described the quote as "one of the most-cited lines of
4240-450: The concert program "Song of the Dnieper" from the "Victory Salute" series was released, dedicated to the 40th anniversary of the liberation of the city of Kiev from the German fascist invaders. The program includes songs by Soviet composers, Ukrainian folk songs , and dances performed by the Song and Dance Ensemble of the Kiev Military District led by A. Pustovalov, P. Virsky Ukrainian National Folk Dance Ensemble , Kyiv Bandurist Capella ,
4320-440: The conflict, but ceasefires and further negotiations repeatedly failed. There was a large Russian military build-up near the Ukraine border in March and April 2021, and again in both Russia and Belarus from October 2021 onward. Members of the Russian government, including Putin, repeatedly denied having plans to invade or attack Ukraine, with denials being issued up to the day before the invasion. The decision to invade Ukraine
4400-417: The country by April 2023, creating Europe's largest refugee crisis since World War II. In late 2021, Russia massed troops near Ukraine's borders and issued demands including a ban on Ukraine ever joining the NATO military alliance. After repeatedly denying having plans to attack Ukraine, on 24 February 2022, Russian president Vladimir Putin announced a " special military operation ", saying that it
4480-432: The illegal annexation of four partly-occupied provinces . In November, Ukraine liberated Kherson . In June 2023, Ukraine launched another counteroffensive in the southeast, but made few gains. After small but steady Russian advances in the east in the first half of 2024, Ukraine launched a cross-border offensive into Russia's Kursk Oblast in August of that year. The United Nations Human Rights Office reports that Russia
4560-534: The invasion a historic watershed. That day in the evening Putin put Russia's nuclear deterrence into alert. The Russian invasion was unexpectedly met by fierce Ukrainian resistance. In Kyiv, Russia failed to take the city and was repulsed in the battles of Irpin , Hostomel , and Bucha . The Russians tried to encircle the capital, but its defenders under Oleksandr Syrskyi held their ground, effectively using Western Javelin anti-tank missiles and Stinger anti-aircraft missiles to thin Russian supply lines and stall
4640-840: The invasion should be expected. Ukraine's reliance on Western-supplied equipment constrained operational effectiveness, as supplying countries feared that Ukraine would use Western-made matériel to strike targets in Russia. Military experts disagreed on the future of the conflict; some suggested that Ukraine should trade territory for peace, while others believed that Ukraine could maintain its resistance due to Russian losses. By 30 May, disparities between Russian and Ukrainian artillery were apparent, with Ukrainian artillery being vastly outgunned, in terms of both range and number. In response to US President Joe Biden 's indication that enhanced artillery would be provided to Ukraine, Putin said that Russia would expand its invasion front to include new cities in Ukraine. In apparent retribution, Putin ordered
4720-431: The invasion. In 2013, Ukraine's parliament overwhelmingly approved finalising an association agreement with the European Union (EU). Russia had put pressure on Ukraine to reject it. Kremlin adviser Sergei Glazyev warned in September 2013 that if Ukraine signed the EU agreement, Russia would no longer acknowledge Ukraine's borders. In November, Ukrainian president Viktor Yanukovych suddenly withdrew from signing
4800-399: The most unusual features of this military engine is the single stage fan; most trainer and combat engines have multi-staged fans, single stage fans normally being the preserve of civil and military transport turbofans. Ivchenko Lotarev chose a very low specific thrust (net thrust/airflow) cycle for the DV-2, so a single stage fan is sufficient to develop the desired fan pressure ratio. Even so,
4880-401: The nature in Russian literature. The river was also described in the works of Taras Shevchenko . In the adventure novel The Long Ships (also translated Red Orm ), set during the Viking Age , a Scanian chieftain travels to the Dnieper Rapids to retrieve a treasure hidden there by his brother, encountering many difficulties. The novel was very popular in Sweden and is one of few to depict
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#17328689480984960-441: The north and east as "stalled." Advances from Chernihiv largely halted as a siege began there . Russian forces continued to advance on Kyiv from the northwest, capturing Bucha , Hostomel and Vorzel by 5 March, though Irpin remained contested as of 9 March. By 11 March, the lengthy convoy had largely dispersed and taken cover. On 16 March, Ukrainian forces began a counter-offensive to repel Russian forces. Unable to achieve
5040-587: The offensive. On the southern front, Russian forces had captured the regional capital of Kherson by 2 March. A column of Russian tanks and armoured vehicles was ambushed on 9 March in Brovary and sustained heavy losses that forced them to retreat. The Russian army adopted siege tactics on the western front around the key cities of Chernihiv, Sumy and Kharkiv, but failed to capture them due to stiff resistance and logistical setbacks. In Mykolaiv Oblast , Russian forces advanced as far as Voznesensk , but were repelled and pushed back south of Mykolaiv. On 25 March,
5120-406: The operation was to "protect the people" of the Russian-controlled breakaway republics. He falsely claimed that they had "been facing humiliation and genocide perpetrated by the Kyiv regime." Putin said that Russia was being threatened: he falsely claimed that Ukrainian government officials were neo-Nazis under Western control, that Ukraine was developing nuclear weapons, and that a hostile NATO
5200-413: The port of Kyiv , and thus are an important transportation corridor. The river is used by passenger vessels as well. Inland cruises on the rivers Danube and Dnieper have had a growing market in recent decades. Upstream from Kyiv, the Dnieper receives the water of the Pripyat River . This navigable river connects to the Dnieper-Bug canal , the link with the Bug River . Historically, a connection with
5280-419: The pressure ratio produced is somewhat higher than that normally developed by a single stage fan. Owing to the low specific thrust, the bypass ratio for the engine is higher than normal for a military turbofan. This engine was required to power new versions of the L-39 trainer, L-39MS and L-59. Other turbofan engine models in the DV-2 family include the DV-2A, DV‑2A.2 and DV-2S. The DV-2S was renamed "RD-35" by
5360-430: The river's source (in Russia) to its mouth (in Ukraine): Arheimar , a capital of the Goths , was located on the Dnieper, according to the Hervarar saga . The River Dnieper has been a subject of chapter X of a story by Nikolai Gogol A Terrible Vengeance (1831, published in 1832 as a part of the Evenings on a Farm Near Dikanka short stories collection). It is considered as a classical example of description of
5440-438: The river, Var , was derived from Scythian *Varu , meaning "Broad." This name was connected to the Graeco-Roman name of the Volga river, Oarus ( Ancient Greek : Οαρος , romanized : Oaros ; Latin : Oarus ), which was also derived from Scythian *Varu . In Ukrainian it is also known poetically as Славутич , Slavutych or Славута , Slavuta , from an old name used in Kievan Rus' . This
5520-407: The survivors of the siege of Mariupol with Zelenskyy. One person was killed and several were injured in the attack. Russian forces advanced into Chernihiv Oblast on 24 February, besieging its administrative capital within four days of fighting . On 25 February Ukrainian forces lost control over Konotop . As street fighting took place in the city of Sumy , just 35 kilometres (22 mi) from
5600-404: The war in Donbas sparked a wave of Russian nationalism . Analyst Vladimir Socor called Putin's 2014 speech following the annexation a "manifesto of Greater-Russia irredentism ". Putin began referring to " Novorossiya " (New Russia), a former Russian imperial territory that covered much of southern Ukraine. Russian-backed forces were influenced by Russian neo-imperialism and sought to create
5680-402: The whole width of the river, about 30 to 40 smaller rapids, obstructing only part of the river, and about 60 islands and islets. After the Dnieper hydroelectric station was built in 1932, they were inundated by Dnieper Reservoir . There are a number of canals connected to the Dnieper: The river is part of the quagga mussel 's native range. The mussel has been accidentally introduced around
5760-726: The world, where it has become an invasive species . The city of Kherson lies on the northern bank, upstream of the Dnieper delta , before the Dnieper meets the Southern Bug river in the Dnieper–Bug estuary . Nowadays the Dnieper River suffers from anthropogenic influence resulting in numerous emissions of pollutants. The Dnieper is close to the Prydniprovsky Chemical Plant radioactive dumps (near Kamianske ) and susceptible to leakage of its radioactive waste. The river
5840-443: Was " Borysthenes " ( Ancient Greek : Βορυσθενης , romanized : Borusthenēs ; Latin : Borysthenes , Ukrainian : Бористен, Борисфен , romanized : Borysten, Borysfen ) and later Δάναπρις Danapris . The name Borysthenes was derived from a Scythian name whose form was: Ovid used Borysthenius , an adjective derived from Borysthenes , as the river's poetic Latin name. The Huns ' name for
5920-492: Was also responsible for pre-production and serial engine production. The DV-2 is a two-spool modular aviation turbofan engine with a single-stage overhung fan, two-stage LP compressor, seven-stage HP compressor, single-stage HP turbine, and two-stage LP turbine, and an annular combustion system. Maximum power at T-O is 21.58 kN (4,850 lb f ) with a specific fuel consumption of 60 kg/(kN h) (0.593 (lb/lbf h)), at Maximum Rating, Sea Level Static, ISA . One of
6000-407: Was building up its forces and military infrastructure in Ukraine. He said Russia sought the "demilitarization and denazification" of Ukraine, and espoused views challenging the legitimacy of the Ukrainian state. Putin said he had no plans to occupy Ukraine. The invasion began within minutes of Putin's speech. The invasion began at dawn on 24 February. It was described as the biggest attack on
6080-621: Was part of the Amber Road trade routes. During the Ruin in the later 17th century, the area was contested between the Polish–Lithuanian Commonwealth and Russia , dividing what is now Ukraine into areas described by its right and left banks. During the Soviet period , the river became noted for its major hydroelectric dams and large reservoirs. The 1986 Chernobyl disaster occurred on
6160-484: Was probably established in the late eighth and early ninth centuries and gained significant importance from the tenth until the first third of the eleventh century. On the Dnieper the Varangians had to portage their ships round seven rapids, where they had to be on guard for Pecheneg nomads. Along this middle flow of the Dnieper, there were 9 major rapids (although some sources cite a smaller number), obstructing almost
6240-512: Was reportedly made by Putin and a small group of war hawks or siloviki in Putin's inner circle, including national security adviser Nikolai Patrushev and defence minister Sergei Shoigu . Reports of an alleged leak of Russian Federal Security Service (FSB) documents by US intelligence sources said that the FSB had not been aware of Putin's plan to invade. In July 2021, Putin published an essay " On
6320-522: Was to support the Russian-backed breakaway republics of Donetsk and Luhansk , whose paramilitary forces had been fighting Ukraine in the Donbas conflict since 2014. Putin espoused irredentist and neo-imperialist views challenging Ukraine's legitimacy as a state, falsely claimed that Ukraine was governed by neo-Nazis persecuting the Russian minority , and said that Russia's goal was to "demilitarize and denazify" Ukraine. Russian air strikes and
6400-439: Was uncovered after their withdrawal. In the southeast, Russia launched an offensive in the Donbas and captured Mariupol after a destructive siege . Russia continued to bomb military and civilian targets far from the front, and struck the energy grid through the winter months. In late 2022, Ukraine launched successful counteroffensives in the south and east , liberating most of Kharkiv province . Soon after, Russia announced
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