...."Johnson, a Democrat, served as a United States Representative from Texas, from 19371949 and as United States Senator from 19491961, including six years as United States Senate Majority Leader, two as Senate Minority Leader and two as Senate Majority Whip. After campaigning unsuccessfully for the Democratic nomination in 1960, Johnson was asked by John F. Kennedy to be his running mate for the 1960 presidential election."....
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