McCarthyism is a political practice defined by the accusation and investigation of left-wing individuals of communist and Soviet influence on American institutions and of Soviet espionage in the Unite
Senator Joseph McCarthy in 1954
Executive Order 9835, signed by President Truman in 1947
Transcript of the US Department of the Interior Security Hearing Board proceedings against geologist Ruth A. M. Schmidt, suspected of communist sympathies due to her membership in the Washington Bookshop.
The House Committee on Un-American Activities, popularly the House Un-American Activities Committee, was an investigative committee of the United States House of Representatives created in 1938. Their
McCarthyism
…examples of McCarthyism include the investigations of alleged communists that were conducted by Senator McCarthy, and the hearings conducted by the House Un-American Activities Committee (HUAC). The historical period that came to be known as the McCarthy era began well before Joseph McCarthy's own involvement in it. Many factors contributed…
Chairman Martin Dies of the House Un-American Activities Committee proofreads his October 26, 1938, letter replying to President Roosevelt's attack on the committee.
Lee Slater Overman headed the first congressional investigation of American communism in 1919.
Texas Democrat Martin Dies Jr. served as chair of the Special Committee on Un-American Activities, predecessor to the permanent committee, for its entire seven-year duration.
Democrat Francis E. Walter of Pennsylvania was chair of HUAC from 1955 until his death in 1963.