When was the last time the US government held hearings about the "dangers" of rampant unchecked capitalism, and libertarianism? When have they called in for te

When was the last time the US government held hearings about the "dangers" of rampant unchecked capitalism, and libertarianism? When have they called in for testimony people to ask if they have ever owned or read "Das kapital" and ruined their careers for refusing to cooperate. Yet that's exactly what happened with Communists and Communism.