He was a bad Czar because of the poor military decisions. He was the last emperor of Russia, ruling from November 1st 1894 until he left the throne on March 15th 1917.
Political problems include defeat by Japan brought the Czar rule into question. Bloody Sunday massacre was an important short term cause.
Russia entered ww1 when Germany declared war on them.
Riots and strikes over the scarcity of food erupt in Petrograd. Most russians had lost hope in the leadership of the czar.
It happened because weakness of provisional government, economic and social problems, and the Bolsheviks seized power
Vladimir Lenin was a russian politician theorist. He served as head of government of Soviet Russia from 1917 to 1924 and the Soviet Union from 1922 to 1924.
About 15,000 gathered in the Creggan area of Derry on the morning of January 30, 1972 to take part of the civil rights march.