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475th anniversary: Gian Pietro Carafa became Pope Paul IV, beginning a tumultuous four-year papacy...

Thu, May 23, 2030

in 4 yr

Source

In 1555, Gian Pietro Carafa became Pope Paul IV, beginning a tumultuous four-year papacy during which the Papal States suffered a serious military defeat.

Also on May 23, 2030

Source, method and history
Source
Wikipedia
How we know
Wikipedia "On this day" selected anniversary, 475 years (1555 to 2030).
Recurs
annual
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Changes
  • 2026-09-25: added to 2030-05-23