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Russian Social Democratic Labor Party splits into Bolsheviks (led by Lenin) and Mensheviks
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Russo-Japanese War
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Russo-Japanese Ends
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Russian Revolution of 1905
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Start of World War 1
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Murder of royal adivser Grigori Rasputin
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Feburary Revolution leads to abdication of Tsar Nicholas II and to rule by a provisional government
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October Revolution led by Vladimir Lenin
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Lenin orders the executions of Nicholas II and his family
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the USSR (Soviet Union) is officially established
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Death of Vladimir Lenin
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(1917-1923) Russian civil war between the Reds (Bolsheviks) and the Whites w/ foreign aid supplied to the Whites