Question: When did Anita De Braganza's husband die?
Answer: 21 February 1923

Anita Stewart Morris (August 7, 1886 – September 15, 1977) was an American socialite and heiress who married Prince Miguel, Duke of Viseu, grandson of King Miguel I of Portugal, and the eldest son of Dom Miguel, Duke of Braganza, who was Miguelist claimant to the throne of Portugal from 1866 to 1920. Prince Miguel of Braganza, Duke of Viseu (22 September 1878 – 21 February 1923) was a member of the exiled branch of the House of Braganza. The eldest son of the Miguelist pretender to the throne of