Sermons and speeches of Martin Luther King Jr. (Redirected from Sermons and speeches of Martin Luther King, Jr.) Martin Luther King Jr. at the podium on the steps of the Lincoln Memorial in August 1963. The sermons and speeches of Martin Luther King Jr., comprise an extensive catalog of American writing and oratory – some of which are internationally well-known, while others remain unheralded, and some await re-discovery. Martin Luther King Jr. was a prominent African-American clergyman, a civil rights leader, and a Nobel laureate.