Key term for AQA GCSE History, used in Medieval England: Reign of Edward I (1272–1307).
The 1277 peace agreement that stripped Llywelyn ap Gruffudd of most of his lands and broke Welsh unity.
Treaty of Aberconwy appears in AQA GCSE History revision content for British Depth Studies, especially Medieval England: Reign of Edward I (1272–1307) and Invasion of Wales.
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