"The American Civil Liberties Union of Missouri, Inc., is a registered 501(c)4 organization. The ACLU of Missouri defends civil liberties and the principles of equality and justice in Missouri through its litigation, legislative and public education programs. The ACLU of Missouri is one affiliate in a 50-state network of ACLU offices coordinated by a national office in New York and aided by a legislative office in Washington that lobbies Congress." Formerly known as 'American Civil Liberties Union of Eastern Missouri'