The Rev. Louis P. Sheldon in 1999. (Bruce Chambers/AP)

The Rev. Louis P. Sheldon, a onetime Presbyterian minister who was an inflammatory and influential crusader against gay rights, winning support on Capitol Hill against what he denounced as “the homosexual agenda,” died May 29 in Orange County, Calif. He was 85.

The death was announced on social media by a son-in-law, James Lafferty. No cause of death was cited.