Besides being a pastor, he was also a speaker. His ' i have a dream '. Speech is still consider one of the best speeches of the twentieth century. Furturemore, he was a group organizer. He traveled throughout the South helping African American register to vote, and he organizes a huge march on wasington, D.c. King said that he wanted to change the US and, in many ways, he succeeded. Concequently, many americans consider him a great leader