They had problem with preventing a nuclear war
<span>When the United States joined World War II, the Allies initially focused their military efforts on Japanese forces in the Pacific. The correct option among all the options that are given in the question is the second option. I hope that this is the answer you were looking for and it has come to your help.</span>
Answer:
The final reason for the slow spread of the Renaissance from Italy to the other regions of Europe is the influence of the Roman Catholic Church. Catholicism and the authority of the Catholic Church played a major role in the lives of people throughout Europe.
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Explanation:
A military action the added territory in the United States in 1848 was the Treaty of Guadalupe Hidalgo. It ended the Mexican-American war and added the territories California, Arizona, Colorado, New Mexico, Nevada, Utah, and Wyoming.