 Complete the following phrase:  Samuel James Ervin Jr. September 27, 1896April 23, 1985 was an American politician. A Democrat, he served as a U.S. Senator from North Carolina from 1954 to 1974. A native of Morganton, he liked to call himself a country lawyer, and often told humorous stories in his Southern drawl. During his Senate career, Ervin was a staunch defender of the Jim Crow laws and racial segregation, as the Souths constitutional expert during the congressional debates on civil rights. Unexpectedly, he became a liberal hero for his support of civil liberties. He is remembered for his work in the investigation committees that brought down Senator Joseph McCarthy in 1954 and especially for his investigation of the Watergate scandal in 1972 that led to the 