Infanta_Maria_Theresa_of_Portugal--Emperor_of_Austria_Charles_I

Infanta Maria Theresa of Portugal (Portuguese: Dona Maria Teresa da Imaculada Conceição Fernanda Eulália Leopoldina Adelaide Isabel Carolina Micaela Rafaela Gabriela Francisca de Assis e de Paula Gonzaga Inês Sofia Bartolomea dos Anjos de Bragança; 24 August 1855 – 12 February 1944) was a Princess of the House of Braganza. She became by marriage an Archduchess of Austria and also sister-in-law of Emperors Franz Joseph I of Austria and Maximilian I of Mexico, as well as step-grandmother of Emperor Charles I of Austria.