*McCarthyism (Britannica, free version)
Feb. 9, 1950: Sen. Joseph McCarthy Announces “Enemies Within” (Zinn History Project)
McCarthyism & the First Amendment (Cobblestone, Middle Search Plus)
Anti-Communism in the 1950s (Khan Academy)
McCarthy Career Timeline (Wisconsin Historical Society) - "Red Scare" events begin around in 1946 & 1947.
"Enemies within" speech by McCarthy in 1950, West Virginia (History Matters, George Mason University)
McCarthyism & the "Red Scare" (Miller Center, Univ. of Virginia)
What is McCarthyism and How Did it Happen (video, 6 mins., TED-Ed)
McCarthyism Inspired Political Cartoons (American Experience, PBS) see also: A Cartoonist Spoofs Anti-Communist Crusaders (CUNY)
December 2, 1964: Anti-Communist Senator Joseph McCarthy is Condemned (New York Times)
Communism and the Red Scare (eBook, Explora for Middle School)
*Joseph McCarthy: Senator of Anti-Communism
McCarthy's "Enemies from Within" Speech