Dashed left edge = started before September 1590 ·
Dashed right edge = ongoing beyond September 1590
Events in September 1590 3
1521 – 1590Pope Urban VII (1521-1590)Died 27 September 1590, aged 69Giovanni Battista Castagna served as a Vatican diplomat before his election as pope on 15 September 1590. He died of malaria just twelve days later, on 27 September, giving him the shortest papal reign on record. He was never crowned or formally installed.
1590Siege of Paris lifted by the Duke of ParmaSpanish intervention saves the Catholic League capitalHenry IV's siege of League-held Paris through the summer of 1590 caused mass starvation in the city, with residents reportedly reduced to eating bread made from ground bones. Alexander Farnese, Duke of Parma, marched his Spanish army from the Netherlands and maneuvered Henry into abandoning the siege by early September. The relief kept Paris out of Henry's hands for several more years.
1590Pope Urban VII elected and dies within daysShortest papal reign in historyGiovanni Battista Castagna was elected pope on 15 September 1590 but died twelve days later on 27 September, before his coronation could take place. His reign remains the shortest in the history of the papacy. The brief vacancy triggered another contested conclave later in the year.