Opposition to United States involvement in the Vietnam War With no clear sign of victory in Vietnam, American military casualties helped stimulate opposition to the war by Americans. In their book "Manufacturing Consent", Noam Chomsky and Edward Herman challenge that traditional view of how the media influenced the war and propose that the media instead censored the more brutal images of the fighting and the death of millions of innocent people. The U.S. became polarized over the war. Many supporters of U.S. involvement argued for what was known as the domino theory, a theory that believed if one country fell to communism, then the bordering countries would be sure
Canada in the Cold War student at Cambridge and Harvard he was a part of a Marxist communist study group. This made Pearson, who was still External Affairs Minister, backed by outrage across the country, send a note to the US Government, threatening to offer no more security information on Canadian citizens until it was guaranteed that this information would not slip beyond the executive branch of the government. It was during the Cold War period that Canada began to assert the international clout that went along with the reputation it had built on the international stage in World War I and World War II.