In military/security studies and international relations, "police action" is a euphemism for a military action undertaken without a formal declaration of war. Since World War II, formal declarations of war have been rare, especially actions conducted by developed nations in connection with the Cold War.
Just so, why were we in Vietnam?
The U.S. government viewed its involvement in the war as a way to prevent a communist takeover of South Vietnam. This was part of the domino theory of a wider containment policy, with the stated aim of stopping the spread of communism.
Why is the Korean War called a police action?
The war began in 1950, when North Korea invaded South Korea. The United Nations declared North Korea the aggressor and sent military aid to the South Korean army. President Harry S. Truman declared the war a “police action” because he never asked Congress to pass an official declaration of war.
What happened in the Vietnam War summary?
Vietnam War summary: Summary of the Vietnam War: The Vietnam War is the commonly used name for the Second Indochina War, 1954–1975. It was a direct result of the First Indochina War (1946–1954) between France, which claimed Vietnam as a colony, and the communist forces then known as Viet Minh.