
The Four Hundred was a list of New York society during the Gilded Age, a group that was led by Caroline Schermerhorn Astor, the "Mrs. Astor", for many years. After her death, her role in society was filled by three women: Mamie Fish, Theresa Fair Oelrichs, and Alva Belmont,known as the "triumvirate" of American society.Establishment.Aided by McAllister, Mrs. Astor attempted to codify proper beh...