On January 20, 1920, the American Civil Liberties Union was founded. By: Redactor Witness Montesquieu 1 Comment drrik says: January 20, 2016 at 8:07 am More interesting would be the date the they abandoned their charter and began working to support un-American civil liberties. Reply Leave a Reply Cancel reply Your email address will not be published. Required fields are marked *Comment Name * Email * Website − 7 = Notify me of follow-up comments by email. Notify me of new posts by email.