Frederick III ; 13 December 1272 – 25 June 1337) was the regent of the Kingdom of Sicily from 1291 until 1295 and subsequently King of Sicily from 1295 until his death. He was the third son of Peter III of Aragon and served in the War of the Sicilian Vespers on behalf of his father and brothers, Alfonso ΙΙΙ and James ΙΙ. He was confirmed as king by the Peace of Caltabellotta in 1302. His reign saw important constitutional reforms: the Constitutiones regales, Capitula alia, and Ordinationes generales.
Frederick III of Aragon and Charles, Count of Valois sign the Peace of Caltabellotta, which ends the War of the Sicilian Vespers and divides the old Kingdom of Sicily into an island portion and a peninsular portion.
On August 31, in the year 1302, Frederick III of Aragon and Charles, Count of Valois sign the Peace of Caltabellotta, which ends the War of the Sicilian Vespers and divides the old Kingdom of Sicily into an island portion and a peninsular portion. This event is recorded as a Historical Events event in the history of August 31, one of 456 recorded events on this date across all of history.
Key Facts
- This event took place on August 31, 1302 (AD era).
- It is categorised as a Historical Events event in recorded history.
- Referenced in 5 Wikipedia articles.
- Wikipedia source last updated on 12 August 2026.
On This Date in History 456
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