What decade saw the Russian revolution which overthrew the existing government and established the Russian Socialist Federative Soviet Republic, the world's first constitutionally socialist state?
In 1917, who led a Bolshevik insurrection against the Provisional Government of Alexander Kerensky, starting the Bolshevik Revolution, the second phase of the overall Russian Revolution?
Who was Minister-Chairman of the Russian Provisional Government and Prime Minister of Russia from 21 July 1917 (following the abdication of Tsar Nicholas II) to 8 November 1917 (the Bolshevik revolution), who is buried in Putney Vale Cemetery, London?