Vietnamese refugees on a US ship during Operation Frequrent Wind.  
Roughly 5,600 Vietnamese civilians would be evacuated by helicopter from Saigon between April 29-30, 1975.

Vietnamese refugees on a US ship during Operation Frequrent Wind.  

Roughly 5,600 Vietnamese civilians would be evacuated by helicopter from Saigon between April 29-30, 1975.

A pilot ditching his helicopter in mid-air during Operation Frequent Wind.
April 29, 1975.

A pilot ditching his helicopter in mid-air during Operation Frequent Wind.

April 29, 1975.

Members of the CIA on the roof of the American embassy in Saigon evacuating Vietnamese citizens on April 29, 1975.
Saigon would fall to Communist forces the next day.

Members of the CIA on the roof of the American embassy in Saigon evacuating Vietnamese citizens on April 29, 1975.

Saigon would fall to Communist forces the next day.