McCarthyism in the 195os is most closely
associated with
(1) claims that communists had infiltrated the
federal government
(2) efforts to prevent pro-communist governments in Latin America
(3) formation of the Warsaw Pact
(4) passage of the Interstate Highway Act
McCarthyism in the 1950s is most closely associated with "(1) claims that communists had infiltrated the federal government"--it was a time of great paranoia.