Explanation:
in 1962, the Cuban Missile Crisis brought the world to the brink of nuclear war, when the United States discovered that the Soviet Union was attempting to assemble nuclear missiles in Cuba. In 1965, the United States intervened in the Dominican Republic to prevent what it thought was a communist uprising.
Ask this question again, you're going to need a more specific time the president has done this. however, if you are asking about WWI, the USS Lusitania, the Zimmerman Telegram, German U Boats targeting American ships, and so on.
Answer:
the detonation of a bomb on Russian soil.
In 1949, the Americans were astonished to see that the U.S.S.R. had detonated their own atomic bomb (as a test) on their grounds. It had been only 4 years since the detonation of the atomic bombs of Hiroshima and Nagasaki and they considered it could not be sufficient time to develop the atomic bomb by themselves. Suspicion of espionage was their main option. Time proved them right. Nearly a dozen Soviet spies were convicted of passing information to the Soviets during this period about the atomic bomb in what was called the "Manhattan Project", the most famous spy being Emil Julius Klaus Fuchs. After this experience, the United States began to invest a large quantity of money in protecting their secret projects and fighting espionage.
They ware working out together. They trade and stuff.
Its C because the Indians got mad after the treaties were not honored and became semi-hostile to which the US gov sent in troops which promptly started several Indian wars.