One reason John F. Kennedy’s assassination deeply affected people was because…. he had represented hope, security and the power of America

they believed only he could stop the communist takeover of Cuba

his domestic social programs had stamped out all poverty in America

no president had ever been assassinated before

cause had represented a hope for a better future

Explanation:

because the people trusted him

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.