ACLU History
The Founding Members of the ACLU were all (to varying degrees) either pacifists, socialists, or communists:

Crystal Eastman
Roger Nash Baldwin
Norman Thomas
Jane Addams
Florence Kelley
Lillian Wald
Felix Frankfurter
Oswald Garrison Villard
Paul Kellogg
Clarence Darrow
John Dewey
Charles Beard
Abraham Muste
Elizabeth Gurley Flynn
John Haynes Holmes
L. Hollingsworth Wood
John Nevin Sayre
John Dewey
Harry F. Ward
Albert DeSilver
→ Upton Sinclair

Liberals Opinion Home Clinton Communism Hollywood Hillary