Doonesbury by Garry Trudeau for May 03, 1971
Transcript:
Mark: Mike, I'm glad you decided to fly to Washington with me. It's going to be some Peace March. Do you realize that if it weren't for youthful dissent, this country would be a repressive police state haunted by pigs, fascists, gargoyles and SST's? Mike: You actually believe that stuff, don't you?