The company's headquarters are located in Philadelphia, Pennsylvania. As the owner of the international media company NBCUniversal since 2011, Comcast is a producer of feature films and television programs intended for theatrical exhibition and over-the-air and cable television broadcast.
The MOWM was the model for the 1963 March on Washington, where Martin Luther King, Jr. gave his famous âI Have a Dream Speech,â and the militant Black-only politics of the MOWM foreshadowed the Black Power movement of the late 1960s.
The March on Washington was the largest political rally in human  history. The march was attended by some 200,000-300,000 people who  were all supporters of the civil rightsâ¦ movement. Among them was  Martin Luther King Jr who gave his I have a dream speech at the  march.