To commemorate the 20th anniversary of the Stonewall riots in New York City, activists rode their motorcycles during the city's 1989 gay-pride parade. The events that took place in June 1969 have been described as the birth of the gay-rights movement, but that's only partially true.
Scott McPartland/Getty Images
Singer Anita Bryant (right) is led to the voting booth at her Miami Beach polling place by volunteer Leah Dezen in 1977. Bryant was the leader of the opposition group Save Our Children, whose members pushed for the repeal of a gay-rights ordinance in Miami-Dade County.
Kathy A. Willens/AP