Owain Gwynedd's Welsh Resistance

Timeline

1. c. 1157Chester · CheshireHenry II marched from Chester, attacking Gwynedd by both sea and land, intending to recover the North Welsh borderlands lost during Henry I's reign and force Owain Gwynedd to submit.
2. c. 1157Coleshill · FlintshireOwain Gwynedd's sons Dafydd and Cadwaladr set an ambush in dense woods near Coleshill, launching a surprise attack on the English vanguard and killing Herbert de Bosham, a senior figure in Henry's entourage; the English suffered heavy losses.
3. c. 1157Chester · CheshireAfter the ambush defeat, Henry II was forced to abandon the expedition and retreat to Chester. The principality of Gwynedd maintained its independence, and Owain Gwynedd continued to rule as the most powerful prince of North Wales until 1169.