With the signing of the Treaty of Ghent in 1814 and the end of the War of 1812, many Americans viewed the Federalists as traitors. The Federalist Party collapsed, leaving the Democratic-Republican Party as the only political party in the United States until the mid-1820s.
The name of the military alliance formed to counter the Soviet expansion was the North Atlantic Treaty Organization. NATO provided a strong military alliance to counter the Soviet Unions expansion. Approximately twelve Western European and North American nations agreed to act together in the defense of Western Europe, such as France and Italy.