Answer:
From what I remember, it was a revolution that overthrew the Czar and the government. The Czar wasn't very popular after the first world war, they lost a lot of people. The German's sent a radical named Vladimir Lenin back to Russia to get the Russians in a civil war. Backed by the Germans and the disapproval of the Czar, it wasn't hard for the people to listen to the "man of the people" Lenin and eventually overthrow the government.
The Incas developed their successful empire by attacking other lands and growing over time.
Either 2 or 3 but im pretty sure its like 2
Lines of Lattitude and Longitude
Answer:
The Russian Revolution ended the main battleground on the eastern front of World War I and temporarily helped liberate the German army
Explanation: