About the name of Martin Luther King.

Martin Luther King, the famous leader of the black liberation movement, has the same name as his father. In order to distinguish it from his father's name, Jr.-Martin Luther King, Jr. was added after his name, while Sr.-Martin Luther King, Sr. was added after his father's name, which means "Martin Luther King Sr". Generally speaking, unless you want to distinguish between father and son, you don't have to look at this Jr. and Sr.