Rafaelyants PR-5
The Polikarpov R-5 () was a Soviet reconnaissance bomber aircraft of the 1930s. It was the standard light bomber and reconnaissance aircraft of the Soviet Air Force for much of the 1930s, while also being used heavily as a civilian light transport, some 7,000 being built in total. Development and design The R-5 was developed by the design bureau led by Nikolai Nikolaevich Polikarpov А. С. Яковлев. О жизни и о себе (записки авиаконструктора). 2-е изд., доп. М., 1968. стр.159 as a replacement for the R-1(an unlicensed version of the DH.9A built in Russia) which served as the standard reconnaissance and light bomber aircraft with the Soviet Air Force. The prototype first flew in autumn 1928, powered by an imported German BMW VI V-12 engine. It was an unequal-span single-bay biplane of mainly wooden construction. After extensive evaluation, the R-5 entered production in 1930, powered by the Mikulin M-17, a licence-built copy o ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Polikarpov
Polikarpov Design Bureau was a Soviet Union, Soviet OKB (design bureau) for aircraft, led by Nikolai Polikarpov, Nikolai Nikolaevich Polikarpov. Dux Factory was acquired by the USSR and became part of Polikarpov. After the death of Polikarpov on 30 July 1944 at the age of 52, his OKB was absorbed into Lavochkin, but with some of its engineers going to Mikoyan, Mikoyan-Gurevich and its production facilities going to Sukhoi. For a long time the Polikarpov OKB headquarters were located at Aircraft plant #1 (formerly Dux Factory) in Moscow, where its purpose-built building still stands. Designs Polikarpov designs: Bombers * Polikarpov TB-2, TB-2 twin-engined biplane bomber prototype, 1930 * Polikarpov SPB (D), SPB (D) twin-engined dive bomber developed from the VIT-2, 1940 * Polikarpov NB, NB (T) medium bomber prototype, 1944 Fighters * Polikarpov I-1, I-1 (IL-400) monoplane fighter prototype, 1923 * Polikarpov DI-1, DI-1 (2I-N1) twin-seat biplane fighter prototype, 1926 * Poli ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Winter War
The Winter War was a war between the Soviet Union and Finland. It began with a Soviet invasion of Finland on 30 November 1939, three months after the outbreak of World War II, and ended three and a half months later with the Moscow Peace Treaty on 13 March 1940. Despite superior military strength, especially in tanks and aircraft, the Soviet Union suffered severe losses and initially made little headway. The League of Nations deemed the attack illegal and expelled the Soviet Union from its organization. The Soviets made several demands, including that Finland cede substantial border territories in exchange for land elsewhere, claiming security reasonsprimarily the protection of Leningrad, from the Finnish border. When Finland refused, the Soviets invaded. Most sources conclude that the Soviet Union had intended to conquer all of Finland, and cite the establishment of the Finnish Democratic Republic, puppet Finnish Communist government and the Molotov–Ribbentrop Pact' ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Battles Of Khalkhin Gol
The Battles of Khalkhin Gol (; ) were the decisive engagements of the undeclared Soviet–Japanese border conflicts involving the Soviet Union, Mongolian People's Republic, Mongolia, Empire of Japan, Japan and Manchukuo in 1939. The conflict was named after the river Khalkhyn Gol, Khalkhin Gol, which passes through the battlefield. In Japan, the decisive battle of the conflict is known as the after Nomonhan Burd Obo, an Ovoo, ''obo'', a cairn set as a border marker in the Yongzheng period of the Qing dynasty. The battles resulted in the defeat of the Japanese Sixth Army. Background After the Japanese invasion of Manchuria, Japanese occupation of Manchuria in 1931, Japan turned its military interests to Soviet territories that bordered those areas. Meanwhile, the Soviet Union and the People's Republic of Mongolia signed an Soviet-Mongolian Mutual Assistance Pact, Mutual Assistance Pact in March 1936, allowing the former to send troops to Mongolia. In the same year, Japan signed ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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PV-1 Machine Gun
PV-1 (''Pulemet Vozdushny'', airborne machine gun) is a Soviet air-cooled version of the Russian M1910 Maxim for mounting on aircraft. It was designed between 1926 and 1927. The first prototypes were produced and accepted into service in 1928.Широкорад А.Б. (2001) ''История авиационного вооружения'' Харвест (Shirokorad A.B. (2001) ''Istorya aviatsionnogo vooruzhenia'' Harvest. ) (''History of aircraft armament''), pages 68-69 The gun was created at the initiative of the Soviet military pilot Alexander Vasilevich Nadashkevich (Александр Васильевич Надашкевич) after he was appointed to the Scientific and Technical Committee of the Soviet Air Force in 1923. His main objective was to obtain a gun with increased rate of fire and reduced weight relative to the M1910. In this endeavor, Nadashkevich collaborated with several engineers from the Tula Arms Factory, including Tretyakov and Pastuhov, who were the spirit ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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World War II
World War II or the Second World War (1 September 1939 – 2 September 1945) was a World war, global conflict between two coalitions: the Allies of World War II, Allies and the Axis powers. World War II by country, Nearly all of the world's countries participated, with many nations mobilising all resources in pursuit of total war. Tanks in World War II, Tanks and Air warfare of World War II, aircraft played major roles, enabling the strategic bombing of cities and delivery of the Atomic bombings of Hiroshima and Nagasaki, first and only nuclear weapons ever used in war. World War II is the List of wars by death toll, deadliest conflict in history, causing World War II casualties, the death of 70 to 85 million people, more than half of whom were civilians. Millions died in genocides, including the Holocaust, and by massacres, starvation, and disease. After the Allied victory, Allied-occupied Germany, Germany, Allied-occupied Austria, Austria, Occupation of Japan, Japan, a ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Chelyuskin Steamship
SS ''Chelyuskin'' ( rus, «Челю́скин», p=tɕɪˈlʲuskʲɪn) was a Soviet steamship, reinforced to navigate through polar ice, that in 1934 became ice-bound in Arctic waters during a navigation along the Northern Maritime Route from Murmansk to Vladivostok and sank. 111 people were on board the Chelyuskin, and all but one were rescued by air. The expedition's task was to determine the possibility to travel by non-icebreaker through the Northern Maritime Route in a single navigation season. It was built in Denmark in 1933 by Burmeister and Wain (B&W, Copenhagen) and named after the 18th century Russian polar explorer Semion Ivanovich Chelyuskin. The head of the expedition was Otto Yuliyevich Shmidt and the ship's captain was V. I. Voronin. There were 111 people on board the steamship, including Soviet cinematographers Mark Troyanovsky and Arkadii Shafran who documented on film the entire voyage, including the rescue. The crew members were known as ''Chelyuskintsy ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Spanish Civil War
The Spanish Civil War () was a military conflict fought from 1936 to 1939 between the Republican faction (Spanish Civil War), Republicans and the Nationalist faction (Spanish Civil War), Nationalists. Republicans were loyal to the Left-wing politics, left-leaning Popular Front (Spain), Popular Front government of the Second Spanish Republic. The opposing Nationalists were an alliance of Falangism, Falangists, monarchists, conservatives, and Traditionalism (Spain), traditionalists led by a National Defense Junta, military junta among whom General Francisco Franco quickly achieved a preponderant role. Due to the international Interwar period#Great Depression, political climate at the time, the war was variously viewed as class struggle, a War of religion, religious struggle, or a struggle between dictatorship and Republicanism, republican democracy, between revolution and counterrevolution, or between fascism and communism. The Nationalists won the war, which ended in early 1939, ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Spanish Republican Air Force
The Spanish Republican Air Force was the air arm of the Armed Forces of the Second Spanish Republic, the legally established government of Spain between 1931 and 1939. Initially divided into two branches: Military Aeronautics () and Naval Aeronautics (), the Republican Air Force became the Air Forces of the Spanish Republic (), also known as , after it was reorganized following the restructuring of the Republican Armed Forces in September 1936, at the beginning of the Spanish Civil War. This defunct Air Force is largely known for the intense action it saw during the Civil War, from July 1936 till its disbandment in 1939. The Spanish Republican Air Force was popularly known as (The Glorious One). But, according to some historians, the command structure of the Spanish loyalist forces was marred by ineptitude and lack of decision-making throughout the Civil War. Starting from the crucial first weeks of the conflict in July 1936, the rebel side was able to undertake a massive airli ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Ürümqi
Ürümqi, , is the capital of the Xinjiang, Xinjiang Uyghur Autonomous Region in Northwestern China. With a census population of 4 million in 2020, Ürümqi is the second-largest city in China's northwestern interior after Xi'an, also the second-largest in Central Asia in terms of population, right after Kabul, Afghanistan. Ürümqi has seen significant economic development since the 1990s and currently serves as a List of transport topics#Nodes, regional transport node and a cultural, political and commercial center. Etymology The name Ürümqi comes from the Mongolic languages, Mongolic Oirat language and means "beautiful pasture" (, ). It was originally the name of a small town founded by the Mongolic peoples, Mongolic, Oirat-speaking Dzungar people, Dzungars. The Qing dynasty took Ürümqi by force in 1755, during Dzungar–Qing Wars, its conquest of the Dzungar Khanate. Qing forces expanded the town into a walled city from 1763 to 1767, and upon completing the expan ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Sheng Shicai
Sheng Shicai ( zh, c=盛世才; 3 December 189513 July 1970) was a Chinese warlord who ruled Xinjiang from 1933 to 1944. Sheng's rise to power started with a coup d'état in 1933 when he was appointed the ''duban'' (Military Governor) of Xinjiang. The Soviet era ended in 1942, when Sheng approached the Nationalist Chinese government, but still retained much power over the province. He was dismissed from this post in 1944 and named Minister of Agriculture and Forestry. Growing animosity against him led the government to dismiss him again and appoint him to a military post. At the end of the Chinese Civil War, Sheng fled mainland China to Taiwan with the rest of the Kuomintang. Sheng Shicai was a Manchurian-born Han Chinese, educated in Tokyo, Japan, where he studied political economy and later attended the Imperial Japanese Army Academy. Having become a Marxist in his youth, Sheng participated in the anti-imperialist May Fourth Movement in 1919. He participated in the Northern ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Kumul Rebellion
The Kumul Rebellion ( zh, t=哈密暴動, p=Hāmì bàodòng, l=Hami Uprising) was a rebellion of Hami, Kumulik Uyghurs from 1931 to 1934 who conspired with Hui people, Hui Islam in China, Chinese Muslim General Ma Zhongying to overthrow Jin Shuren, governor of Xinjiang. The Kumul Uyghurs were loyalists of the Kumul Khanate and wanted to restore the heir to the Khanate and overthrow Jin. The Kuomintang wanted Jin removed because of his ties to the Soviet Union, so it approved of the operation while pretending to acknowledge Jin as governor. The rebellion then catapulted into large-scale fighting as Hotan, Khotanlik Uyghurs, Uyghur rebels in southern Xinjiang started a separate rebellion for independence in collusion with Kirghiz rebels. The various groups of rebels were not united (some even fought each other). The main part of the war was waged by Ma Zhongying against the Xinjiang government. He was supported by Chiang Kai-shek, the Premier of China, who secretly agreed to let M ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |