Any article that starts off like this has to be good:
Read the whole thing here.Wikipedia defines McCarthyism as the practice of making accusations of disloyalty, subversion, or treason without proper regard for evidence. It also means "the practice of making unfair allegations or using unfair investigative techniques, especially in order to restrict dissent or political criticism”. Its origin, known as the “Second Red Scare” was characterized by heightened fears of communist influence on American institutions. "McCarthyism" soon took on a broader meaning, describing the excesses of similar efforts. The term is now used more generally to describe reckless, unsubstantiated accusations.American history reflects an earlier similar episode known as the Salem Witch Trials. This was one of the most notorious cases of mass hysteria, and has been used in political rhetoric and popular literature as a vivid cautionary tale about the dangers of extremism, false accusations and lapses in due process.