I think the answer is President Monroe
these ideas were Liberty, Equality, and Fraternity. It would be better if there was more context.
B..........................
Answer:
African Americans joined the Union arm in droves to fight for the abolition of all slaves in America, so they fought harder than most regular Union troops because they were fighting for their futures and lives (the South would enslave them again if the Union lost).
Explanation:
1st goal was to spread communism to Western Europe and the 2nd goal was to ensure security of the Soviet Union