The first woman to serve as mayor in the United States, and in the world, is believed to be Susanna Madora Salter of the United States, who served as mayor of Argonia, Kansas, in 1887. However, the first woman recorded winning a mayoral election was in 1862, who declined to be sworn in as mayor of Oskaloosa, Iowa. Doris A. Davis was the first woman and first African American woman elected mayor in the City of Compton in 1973. Jane Byrne served as the mayor of Chicago, then the second largest city in the United States when she was elected in 1979.