4. Martin Luther King, Jr., United States He was the leader of the African-American Civil Rights Movement that aimed to put an end to the racial discrimination of African Americans.
He was shot dead on 4th April, 1968 by a white man named James Earl Ray, who was his staunch opponent. King was killed with a gunshot while he was standing on the balcony of his motel room.
This incident was followed by riots in more than 60 cities across the U.S.A.