An Air America helicopter crew member helps evacuees up a ladder on the roof of 18 Gia Long Street on April 29, 1975, shortly before the city fell to advancing North Vietnamese troops.
Nixon (recognizable because of his raised “peace signs,” which were a popular affectation he displayed during his campaigns and public appearances) is being consumed by a meat grinder labeled Vietnam. The pile on the right represents the remains of Lyndon Johnson after being consumed by the same meat grinder.
"I have long believed that political cartoonists are born of social upheaval" Tony Auth, Pulitzer-winning cartoonist.