Three states have borne the name Portuguese Republic () since 5 October 1910 revolution and the abolition of the monarchy in Portugal: First Portuguese Republic (1910–1926), lasting until the 28 May 1926 coup d'état Second Portuguese Republic (1926–1974) Ditadura Nacional (1926–1933) Estado Novo (1933–1974) Third Portuguese Republic (1974–present), since the Carnation Revolution