PRESIDENT RICHARD NIXON: Withdrawal of all American forces from Vietnam would be a disaster.

PRESIDENT LYNDON JOHNSON: Let no one think for a moment that retreat from Vietnam would bring an end to conflict.

PRESIDENT GEORGE W. BUSH: We're not leaving, so long as I’m the President. That would be a huge mistake.

PRESIDENT RICHARD NIXON: Our allies would lose confidence in America.

PRESIDENT LYNDON JOHNSON: To yield to force in Vietnam would weaken that confidence.

PRESIDENT GEORGE W. BUSH: Any sign that says we're going to leave before the job is done simply emboldens terrorists.

PRESIDENT RICHARD NIXON: A retreat of the United States from Vietnam would be a communist victory, a victory of massive proportions and would lead to World War III.

PRESIDENT LYNDON JOHNSON: If this little nation goes down the drain and can't maintain independence, ask yourself what's going to happen to all the other little nations.

PRESIDENT RICHARD NIXON: It would not bring peace. It would bring more war.