House Un-American Activities Committee (HUAC): This committee was responsible for investigating alleged Communist activities in various industries, including Hollywood, during the second Red Scare.
Communist Party USA (CPUSA): The CPUSA was a political party that advocated for communist ideology and was targeted during the McCarthy era for its alleged influence within American society.
McCarthyism: McCarthyism refers to the widespread fear and persecution of individuals suspected of having Communist ties or sympathies, named after Senator Joseph McCarthy who led these efforts.