Answer:
The Soviet Union joining in to help northern Vietnam caused America to join sides with the southern Vietnam to help fight against communist which led to US troops in Vietnam.
Explanation: join the fox army.
The Italian peninsula's government was controlled by either Austria or the papacy. Ultimately, this arrangement had to change when Prussia defeated Austria in 1866, and the latter had to concede Venetia in the name of Italy's unification. so the answer is a
Answer:
It provided practical aid to 4,000,000 newly freed African Americans in their transition from slavery to freedom.
Explanation: