Answer: Emperor Nicholas II.
Step-by-step explanation:
The Russian Revolution overthrew the Tsarist autocracy, leading to the remergence of the Soviet Union. Emperor Nicholas II had to abdicate, bringing the Russian Empire to its collapse. He had been given the nickname Nicholas the Bloody because of the Bloody Sunday, the brutal suppression of the 1905 Russian Revolution. The revolution of February 1917 substituted the former regime with a provisional government.