Russian Revolution broke out in March 1917 A.D. in Petrograd. The workers struck work there & people revolted for getting employment. The govt tried to crush revolt with the help of army but the soldiers supported the workers. After this a collective meeting of workers & peasants was called in Russia which was called Soviet. At last in 1917 A.D. Czar was compelled to leave the throne.
Impact: Workers were given educational facilities. Feudal lords were deprived of their lands. Minorities were given right to establish states within Russia. In March 1918, Russia made a treaty with Germany and ended the war. All power of administration came under the Soviet.