McCarthyism is the practice of making accusations of subversion or treason, especially when related to communism. The term refers to U.S senator Joseph McCarthy (R-Wisconsin) and has its origins in the period in the United States known as the Second Red Scare, lasting from the late 1940s through the 1950s.
Do we drop the atomic bombs on the Japanese, or lead a offensive on the beachs of japan. (He later chose to drop the atom bombs, to save american lives.)