Opposition to United States involvement in the Vietnam War An infamous photo of General Nguyễn Ngọc Loan shooting an alleged terrorist in handcuffs during the Tet Offensive also provoked public outcry. Another element of the American opposition to the war was the perception that U.S. intervention in Vietnam, which had been argued as acceptable because of the domino theory and the threat of communism, was not legally justifiable. Some Americans believed that the communist threat was used as a scapegoat to hide imperialistic intentions, and others argued that the American intervention in South Vietnam interfered with the self-determination of the country and felt that the war in Vietnam was
Events leading to the Falklands War the spread of communism, along with the certainty that Britain could handle the matter on its own, may have influenced the US to take a position of non-interference. During the Cold War, with the performance of forces being watched closely by the Soviet Union, it was considered preferable for the UK to handle without assistance a conflict within its capabilities. American non-interference was vital to the US-British relationship. Ascension Island, a British possession, was vital to the long term supply of the Task Force South; however, the airbase stationed on it was run and operated by the US. The American