Transcription: The Reverend Martin Luther King Jr. was the main leader of the civil rights movement in the United States during the 1950s and 1960s. King devoted his life to the elimination of racial segregation and the promotion of political and economic equality for all Americans. King's commitment to non-violent protests and his stirring speeches earned him and his causes the support of millions of people. In 1963, King led the March on Washington. People came from all over the country. More than 200,000 people heard King's dramatic plea for racial equality at the Lincoln Memorial. His speech that day was ...