How did the united states become stronger after it became independent?

The United States become stronger after it become independent by the expansion of the country because the citizens feel more patriotism, a fact that strengthened the nation. Another thing that help the raise of the United States was the commerce with other countries and the develop of the economy.

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.