 The regime's last President, Marcelo Caetano, and forces loyal to his regime were holed-up in the buildings, and eventually surrendered to the future democratic President António de Spínola.The old convent was eventually transformed into the headquarters of the Republican Guard ("Guarda Republicana").The Carmo Convent and its Church were built between 1389 and 1423 in the plain Gothic style typical for the mendicant religious orders.