January 12, 2007—He had a dream, and today millions of people across the United States are living it. Thanks to the efforts of a humble Baptist preacher, the law is bound to uphold equal rights for all people across the country regardless of race, color, or creed.

But such wasn't the case as little as 50 years ago, when the notion of "separate but equal" still applied. As the country prepares to celebrate Martin Luther King Day, take a trip through history and see the father of the U.S. civil rights movement in action.