The District of Columbia Delegate Act Pub.L. 91–405, 84 Stat. 845-2 of 1970 authorized voters in the District of Columbia to elect one non-voting delegate to represent them in the United States House of Representatives. The act was approved by the Congress on September 22, 1970 and subsequently signed into law by President Richard Nixon. On March 23, 1971, Democrat Walter E. Fauntroy was elected as the district's delegate to Congress, receiving 58 percent of the 116,635 votes cast.
References
District of Columbia Delegate Act Wikipedia(Text) CC BY-SA