José de la Riva-Agüero y Osma President
José de la Riva-Agüero y Osma, 6th Marquess of Montealegre de Aulestia (26 February 1885 – 26 October 1944) was a Peruvian historian, writer and politician who served as Prime Minister of Peru.
José de la Riva-Agüero y Osma, 6th Marquess of Montealegre de Aulestia (26 February 1885 – 26 October 1944) was a Peruvian historian, writer and politician who served as Prime Minister of Peru.