Shirley Chisholm, ‘unbought and unbossed’

A photo of Shirley Chisholm in 1972, the year she became the first African-American woman to run for president. Her longtime slogan was "Unbought and Unbossed."

The photo was by Thomas O'Halloran for U.S. News and World Report. The image is now in the U.S. Library of Congress, Prints and Photographs Division.