Which of the following was a positive accomplishment of the Coronado expedition? A. It led to the first European contact with the Pueblos.

B. It explored from Mexico to Kansas.

C. It led to the first Europeans to see the Grand Canyon.

D. all of the above

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.

the monroe doctrine is the best known u.s. policy toward the western hemisphere. buried in a routine annual message delivered to congress by president james monroe in december 1823, the doctrine warns european nations that the united states would not tolerate further colonization or puppet monarchs.