Vietnam War Era: The Things They Carried By awaltera Sep 1, 1940 Japan had First Invaded Vietnam May 1, 1941 Ho Chi Minh establishes the Viet Minh Sep 1, 1945 Ho Chi Minh declares an independent Vietnam, called the Democratic Republic of Vietnam. Jul 1, 1950 The United States pledges $15 million worth of military aid to France to help them fight in Vietnam. Jul 1, 1954 French withdraw from war creating a temporary border between North and South Vietnam Oct 1, 1955 South Vietnam declares itself the Republic of Vietnam Nov 1, 1955 Ngo Dinh Diem becomes elected as president Aug 1, 1964 North Vietnamese attack two U.S. destroyers sitting in international waters Apr 1, 1970 President Nixon announces that U.S. troops will attack enemy locations in Cambodia. Jul 1, 1976 Vietnam is unified as a communist country, the Socialist Republic of Vietnam.