USA HISTORY

Detailed explanation-1: -A mutual defense treaty signed in Washington on April 4, 1949 that established NATO.

Detailed explanation-2: -The Warsaw Pact embodied what was referred to as the Eastern bloc, while NATO and its member countries represented the Western bloc. NATO and the Warsaw Pact were ideologically opposed and, over time, built up their own defences starting an arms race that lasted throughout the Cold War.

Detailed explanation-3: -The North Atlantic Treaty Organization was created in 1949 by the United States, Canada, and several Western European nations to provide collective security against the Soviet Union. NATO was the first peacetime military alliance the United States entered into outside of the Western Hemisphere.

Detailed explanation-4: -The Warsaw Treaty Organization (also known as the Warsaw Pact) was a political and military alliance established on May 14, 1955 between the Soviet Union and several Eastern European countries.

Detailed explanation-5: -Like NATO, the Warsaw Pact focused on the objective of creating a coordinated defense among its member nations in order to deter an enemy attack. There was also an internal security component to the agreement that proved useful to the USSR.