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
Pius XII, The Holocaust, and the Cold War later asserting that "Loftus and Aaron told a tale that was mostly accurate."" David Kertzer wrote in "The American Historical Review" ""The new material that Phayer has brought to light from the National Archives offers a useful contribution to our understanding of the controversial relationship between the Vatican and the perpetrators of the Holocaust, especially in the postwar period"." Pius XII, The Holocaust, and the Cold War Pius XII, The Holocaust, and the Cold War is a 2008 book by historian Michael Phayer which makes use of documents that had been released under US President Bill Clinton's 1997 executive order