Thomas Andrew Daschle (born December 9, 1947) is an American politician and lobbyist who represented South Dakota in the United States Senate from 1987 to 2005. A member of the Democratic Party, he led the Senate Democratic Caucus during the final ten years of his tenure, during which time he served as Senate Minority Leader and Majority Leader. After leaving the United States Air Force, he was elected to the United States House of Representatives in 1978 and served four terms. In 1986, he was elected to the U.S. Senate, becoming Minority Lea…