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Edward I's Conquest of Wales (1277)
In 1277 Edward I launched the First Welsh War over Llywelyn ap Gruffydd's refusal of homage and breach of the Treaty of Montgomery, forcing Llywelyn …
Timeline
- 1277Chester and Carmarthen · WalesEdward I declared war over Llywelyn's failure to perform homage at Easter, sending large armies from Chester and Carmarthen into eastern and southern Wales to cut Llywelyn off from his vassals.
- 1277Coastal East Wales · WalesThe English fleet blockaded ports on the north Welsh coast while the army seized key positions opposite Anglesey and places such as Dyserth and Flint, compressing Llywelyn into the Snowdonia interior and cutting off supplies and reinforcements.
- 1277Aberconwy · WalesUnder military pressure Llywelyn signed a treaty at Aberconwy, acknowledging English overlordship and losing large tracts of East Wales, retaining only the core principality of Snowdonia; the First Welsh War ended in an English victory.
Sources
- Oxford Dictionary of National Biography: Edward I (2004) https://www.oxforddnb.com/
- A History of Wales — John Davies (2007)