Answer:
What happened in Russia in 1917 that led the United States to justify its involvement in World War I as a fight for democracy?
A.
Russia signed a military defense treaty with France and Great Britain.
B.
Russia signed the Treaty of Brest-Litovsk and made peace with the Germans.
C.
Russian revolutionaries overthrew the Czar and established a provisional government.
D.
Russian Bolsheviks, under Vladimir Lenin's leadership, toppled the provisional government.
Explanation:
