What. Is. Russian revolution

The Russian Revolution was a pair of revolutions in Russia in 1917 which dismantled the Tsarist autocracy and led to the rise of the Soviet Union.
Dates: 8 Mar 1917 – 7 Nov 1917.Russian Revolution of 1917, two revolutions, the first of which, in February (March, New Style), overthrew the imperial government and the second of which, in October (November), placed the Bolsheviks in power.
By 1917 the bond between the tsar and most of the Russian people had been broken. Governmental corruption and inefficiency were rampant. The tsar’s reactionary policies, including the occasional dissolution of the Duma, or Russian parliament, the chief fruit of the 1905 revolution, had spread dissatisfaction even to moderate elements. The Russian Empire’s many ethnic minorities grew increasingly restive under Russian domination.