Fannie Lou Hamer, a leader of the Freedom Democratic party, speaks before the credentials committee of the Democratic national convention in Atlantic City, N.J., on Aug. 22, 1964. AP hide caption

itoggle caption AP

Bob Motley, 91, seen here in an undated photo, is the last surviving Negro League umpire. Motley Family Collection hide caption

itoggle caption Motley Family Collection

News outlets in 1962 paired this image of injured police officers with a story about the aftermath of a riot in a St. Louis suburb. Proquest Historical Newspapers Archive hide caption

itoggle caption Proquest Historical Newspapers Archive

President Gerald Ford and First Lady Betty Ford, with Jack and Susan Ford at their Alexandra, Va. home on August 12, 1974. The Ford family lived there for ten days until the executive mansion was ready. David Hume Kennerly/Getty Images hide caption

itoggle caption David Hume Kennerly/Getty Images