Part a
what are two views that americans have of the cause of the clvil war?

Two views that Americans have of the cause of the Civil War are slavery and  the other was the south wanted to break away from the US to have freedom.

answer: ensure protection from communism

explanation:

the north atlantic treaty was largely dormant until the korean war initiated the establishment of nato to implement it, by means of an integrated military structure: this included the formation of supreme headquarters allied powers europe in 1951, which adopted the western union's military structures and plans.