USA HISTORY

Detailed explanation-1: -McCarthyism is the practice of making false or unfounded accusations of subversion and treason, especially when related to anarchism, communism, and socialism, and especially when done in a public and attention-grabbing manner.

Detailed explanation-2: -[The American Heritage Dictionary gives the definition of McCarthyism as: 1. The political practice of publicizing accusations of disloyalty or subversion with insufficient regard to evidence; and 2. The use of methods of investigation and accusation regarded as unfair, in order to suppress opposition.]