Answer:
The period of competition for authority ended in late October 1917, when Bolsheviks routed the ministers of the Provisional Government in the events known as the October Revolution, and placed power in the hands of the soviets, or "workers' councils," which they largely controlled
B. the sinking of the Luisitania because it is what drove the United States into World War I.
African-Americans chose to fight for the British instead of the colonist plantation owners because they wanted to put their efforts in helping the British because if the British won the war the American-American citizens would be set free.
