Timeline June 1283

Events in June 1283 3

• 1283 Construction begins on Caernarfon Castle Edward I starts building his most ambitious Welsh fortress In 1283 Edward I began construction of Caernarfon Castle on the site of a former Norman motte, intending it as the administrative center of his new principality of Wales. Its design, with polygonal towers and banded masonry, was meant to evoke the walls of Constantinople.
• 1283 Battle of Malta Aragonese fleet destroys an Angevin force in the War of the Sicilian Vicars An Aragonese fleet commanded by Roger of Lauria defeated the Angevin fleet of Charles of Anjou off Malta on 8 June 1283. The victory secured Aragonese control of the island and strengthened Aragon's position in the ongoing war over Sicily.
• 1283 Conquest of Wales completed Dafydd ap Gruffydd captured and executed, ending Welsh independence Dafydd ap Gruffydd, the last native Prince of Wales, was captured by English forces on 22 June 1283 after his uprising collapsed. He was tried for treason and executed at Shrewsbury on 3 October, allowing Edward I of England to complete his conquest of Wales.