What was one reason for the United States entering World War I? to destroy the Ottoman Empire

to gain territory in South America

to form alliances with Great Britain

to make the world safe for democracy

D, to make the world safe for democracy

Explanation: Woodrow Wilson once said that not only was it to protect the U.S., but to, “make the world safe for democracy,” (President Woodrow Wilson, War Message to Congress, April 2nd, 1917).

answer: in october 1962, an american u-2 spy plane secretly photographed nuclear missile sites being built by the soviet union on the island of cuba. president kennedy did not want the soviet union and cuba to know that he had discovered the missiles. he met in secret with his advisors for several days to discuss the problem.

explanation:

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.