No one US Senator was responsible. Joseph McCarthy is the Senator popularly linked to the Red Scare because he was the one most often publicized.
The US senator's name was Joseph McCarthy. The Red Scare is also known as McCarthyism.
Joseph Mcarthy
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Senator Joe McCarthy was the leader of the anti Communist crusade of the 1950s in the US.
The Red Scare
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Communism and the Red Scare
red scare
They Sucked Wang
Following the Bolshevist revolution the first 'Red Scare' was from 1919 through 1921 then the second 'Red Scare' (McCarthyism) followed after the Second World War 1947 to 1954 .
The Red Scare led to McCarthyism where ordinary citizens could be blacklisted, or prevented from getting a job, if they were suspected of being a communist.
Red scare