Question

what was October revolution

Answer 1

October revolution , officially known in Soviet literature as great October socialist revolution and commonly referred to as red October the October uprising

Answer 2

The October Revolution ( officially known in Soviet literature as the Great October Socialist Revolution and commonly referred to as Red October, the October Uprising, the Bolshevik Revolution, revolution in Russia led by the Bolsheviks and Vladimir Lenin that was instrumental in the larger Russian Revolution of 1917. It took place with an armed insurrection in Petrograd on 25 October (7 November, New Style) 1917.
It followed and capitalized on the February Revolution of the same year, which overthrew the Tsarist autocracy and resulted in a provisional government after a transfer of power proclaimed by Grand Duke Michael, brother of Tsar Nicolas II, who declined to take power after the Tsar stepped down.
The revolution was led by the Bolsheviks, who used their influence in the Petrograd Soviet to organize the armed forces.