African American demonstrators outside the White House, with signs "We demand the right to vote, everywhere" and signs protesting police brutality against civil rights demonstrators

African American demonstrators outside the White House, with signs "We demand the right to vote, everywhere" and signs protesting police brutality against civil rights demonstrators in Selma, Alabama. Negative by Warren K. Leffler, 1965. Prints & Photographs Division. https://www.loc.gov/item/2014645538/