Pope Clement IX

Pope Clement IX (Latin: Clemens IX; Italian: Clemente IX; 28 January 1600 – 9 December 1669), born Giulio Rospigliosi, was head of the Catholic Church and ruler of the Papal States from 20 June 1667 to his death in December 1669.

Giulio Rospigliosi was born into the noble Rospigliosi family in 1600 and studied at the Seminario Romano and the University of Pisa. He held various positions in the Church, including Titular Archbishop of Tarsus and Apostolic Nuncio to Spain. As a man of letters, he wrote poetry, dramas, and libretti, and was a patron of the artist Nicolas Poussin.

Appointed as a cardinal by Pope Alexander VII, Rospigliosi was elected as Pope Clement IX in 1667. His pontificate was marked by mediation during European wars, and his popularity in Rome stemmed from his charity, humility, and refusal to advance his family's wealth. He beatified Rose of Lima and canonized Mary Magdalene de' Pazzi and Peter of Alcántara, while also creating 12 new cardinals.

Clement IX was a patron of the arts, commissioning works from Gian Lorenzo Bernini and opening the first public opera house in Rome. He attempted to strengthen Venetian defenses against the Turks in Crete, but was unsuccessful in gaining wider support. In 1669, after learning about the Venetian fortress of Candia surrendering to the Turks, Clement IX fell ill and died.