Wallis Simpson (born Bessie Wallis Warfield; 19 June 1896 - 24 April 1986), who later became the Duchess of Windsor, caused a serious crisis in the mid-1930s. The heir to the throne of the United Kingdom, Prince Edward, had fallen in love with her. However, she was married to another man, and she had already divorced her first husband to marry him. In 1936 she divorced her second husband.