Answer:
congress
The states ratified the new Constitution of the United States in 1787, which created three branches of the federal government: Congress, the courts, and the presidency. In 1789, George Washington became the first person to hold the office of President of the United States.
NATO is a military alliance made up of multinational democracies. It is the North Atlantic Treaty Organization. NATO was formed in 1949. The correct answer is A.
The X,Y,Z affair was an incident between French and American diplomats where they were trying to make a deal that would stop the French from seizing the America ships.
(that resulted in a war known as the Quasi-War.)
Americans were angered by this because the French agents wanted large amounts of money just to stop them from seizing their ships
After the war, Kennedy represented the Massachusetts's 11th congressional district in the U.S. House of Representatives from 1947 to 1953. He was subsequently elected to the U.S. Senate and served as the junior Senator from Massachusetts from 1953 to 1960.