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Pope Gregory XIII

pope of the Catholic Church from 1572 to 1585 (1502–1585)

13 dated entries naming Pope Gregory XIII, drawn from 10 separate years between 1502 CE and 1700 CE. Nothing here is written by us: each line is the sentence a Wikipedia year article used, and the link beside it opens the exact revision.

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16th century

  • 1502January 7 (Julian) (January 17 Gregorian)– Pope Gregory XIII, born Ugo Boncompagni, Bolognese-born pontiff (died 1585)source
  • 1548May 8 – Giacomo Boncompagni, illegitimate son of Pope Gregory XIII (died 1612)source
  • 1572May 13 – Pope Gregory XIII succeeds Pope Pius V, as the 226th pope.source
  • 1577June – James FitzMaurice FitzGerald is in Spain plotting rebellion in Ireland with the support of Pope Gregory XIII.source
  • 1578February 6 – Pope Gregory XIII issues the papal bull Illius fulti praesidio and creates the Diocese of Manila, the first Roman Catholic diocese in the Philippines, with Domingo de Salazar as the first Bishop of Manila. The diocese will be raised to the status of archdiocese on August 14, 1595.source
  • 158014 March – Miler Magrath is deposed as Roman Catholic Bishop of Down and Connor by Pope Gregory XIII for heresy, having for a decade simultaneously held bishoprics in the Protestant Church of Ireland.source
  • 158010 September – Italian and Spanish troops sent by Pope Gregory XIII to aid the Second Desmond Rebellion and commanded by Sebastiano di San Giuseppi land at Smerwick on the Dingle Peninsula.source
  • 1581Dermot O'Hurley appointed Archbishop of Cashel by Pope Gregory XIII, but is unable to enter Ireland until 1583 when he was imprisoned in Dublin Castle and hanged for treason in 1584.source
  • 1581November 4 – Jean de la Cassière is restored as Grandmaster of the Knights Hospitaller, by Pope Gregory XIII.source
  • 1582February 24 (Julian) (March 6 Gregorian) – Pope Gregory XIII proclaims the Gregorian calendar, to come into effect in October. Under the order, the date on the Julian calendar will be advanced by 10 days in order to synchronize the calendar date back to the equinoxes and solstices, since the gap has been increasing by one day every 100 years since the 6th century and is 10 days off schedule.source
  • 1582October 4 (Julian) (October 14 Gregorian) – The Julian calendar is discarded at the end of the day in Italy, Poland, Portugal, and Spain as Pope Gregory XIII implements the Gregorian calendar. In the nations where the calendar is accepted, Thursday, October 4 is followed the next day by Friday, October 15.source
  • 1585April 10 – Pope Gregory XIII (born 1502)source

17th century

  • 1700January 1 – Protestant nations in Western Europe, except England, start using the Gregorian calendar. Catholic nations have been using the Gregorian calendar since its introduction in 1582 by Pope Gregory XIII.source

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