Martin Luther King Jr. (January 15, 1929 – April 4, 1968) was an American Baptist minister and activist who was a leader in the African-American Civil Rights Movement. He is best known for his role in the advancement of civil rights using nonviolent civil disobedience based on his Christian beliefs. King became a civil rights activist early in his career. He led the 1955 Montgomery bus boycott and helped found the Southern Christian Leadership Conference (SCLC) in 1957, serving as its first pre...