The Vietnam Day Committee was a coalition group formed by left-wing political, students, labor organizations and some religions, they were again the Vietnam War going on at that time and was founded by the activist Jerry Rubin, on the other hand, the Yippies or Youth International Party was an anti-war movement oriented to the young people founded by Abbie and Anita Hoffman, Jerry Rubin, Nancy Kurshan, and Paul Krassner. The answer is Jerry Rubin.
