For Americans, April 30, 1975 was probably breath of relief after carrying such a burden. Many Americans had awaited the collapse of South Vietnam for s long time, especially since the birth of the Paris A in January, 1973, n the eyes of these people who had stood against the dan er joined the antiwar movement, the unconditional surrender message of south vietnam to the communists was not only their own victory but also be victory of democracy the Americans had ed their s preme right to force their government to yield before tacir will. They considered of abandoning South Vietnam as the courageous achievement of a civilized people However, it is indisputable that the fall of South Vietnam was the direct and unavoidable result American withdrawal of support.