Why did the United States fight in Korea and Vietnam? A. to reconquer land that had been theirs before
B. to support the Allies in their struggle against Japan
C. to stop the spread of communism
D. to build an alliance with China

What was unification difficult to accomplish in both germany and italy? a.) weaker states we’re attacked by stronger states for control of the emerging nations. b.) major european powers fought to keep independent states under their control. c.) germans and italians did not share common histories and languages.