Lyndon Baines Johnson, often referred to by his initials LBJ, was an American politician who served as the 36th President of the United States from 1963 to 1969, assuming the office after serving as the 37th Vice President of the United States from 1961 to 1963. A Democrat from Texas, he also served as a United States Representative and as the Majority Leader in the United States Senate. Johnson is one of only four people who have served in all four federal elected positions.
Born in a farmhouse in Stonewall, Texas, Johnson was a high school teacher and worked as a Congressional aide before winning election to the House of Representatives in 1937. He won election to the Senate in 1948, and was appointed the position of Senate Majority Whip in 1951. He became the Senate Minority Leader in 1953 and the Senate Majority Leader in 1955. He became known for his domineering personality and the "Johnson treatment", his aggressive coercion of powerful politicians to advance legislation.
Johnson ran for the Democratic nomination in the 1960 presidential election. Although unsuccessful, he accepted the invitation of then-Senator John F. Kennedy of Massachusetts to be his running mate.