Moments from Pride parades in New York City and St. Louis on Sunday. The first March was held in 1970 and has since become an annual civil rights demonstration.
The American Psychiatric Association removed homosexuality from the DSM-II, where it was classified as a mental disorder alongside pedophilia, in 1973. Photo by Jason Szenes/UPI
The first official AIDS diagnosis was reported in 1982. The disease was called GRID, gay-related immune deficiency, or as "gay cancer" and would affect many in the community for years with no known cure. Photo by Jason Szenes/UPI