True. Steamboats were much more efficient
Answer:
Known as the Cold War, this conflict began as a struggle for control over the conquered areas of Eastern Europe in the late 1940s and continued into the early 1990s. Initially, only the United States possessed atomic weapons, but in 1949 the Soviet Union exploded an atomic bomb and the arms race began.
Explanation:
I think C or D I’m not 100% sure
President Wilso urged to the American people to go into World War I, declaring war to Germany and make the world safe for democracy. On 1917 US Congress declared war to Germany.
The founder of communist ideology was Karl Marx.
The theory of communism was advanced by Vladimir Lenin.
