<P> Joseph Nye Welch ( October 22 , 1890 -- October 6 , 1960 ) was an American lawyer who served as the chief counsel for the United States Army while it was under investigation for Communist activities by Senator Joseph McCarthy 's Senate Permanent Subcommittee on Investigations , an investigation known as the Army -- McCarthy hearings . His confrontation with McCarthy during the hearings , in which he famously asked McCarthy `` At long last , have you left no sense of decency ? '' is seen as a turning point in the history of McCarthyism . </P>
who said have you no sense of decency
Joseph Nye Welch