Humanitarian, civil rights leader, author, preacher - Martin Luther King, Jr. was allof these and more. Simply put, Dr. King profoundly changed the consciousness and character of America. 
 
"I Have a Dream", King's most famous speech, was delivered to more than 200,000 people at the "March on Washington" at the Lincoln Memorial.  King conveyed his vison in powerful language that the world has never forgotten.  Coretta Scott King recalled, "At that moment it seemed as if the KIngdom of God appeared. But it only lasted for a moment,"