The Senate committee that investigated Joseph McCarthys original claim of communists in the government concluded that?

The Senate committee that investigated Joseph McCarthy's claims concluded that there was no evidence to support his allegations of widespread communist infiltration in the U.S. government. The committee's findings highlighted that McCarthy's accusations were often unfounded and based on innuendo rather than credible evidence. This investigation ultimately contributed to the decline of McCarthy's influence and reputation, marking a significant moment in the broader context of the Red Scare and anti-communist sentiment in the United States.