to cooperate. 1189 At the urging of his son Gruffydd, Rhys ap Gruffydd imprisons his illegitimate son Maelgwn ap Rhys. Gruffydd marries Matilda de Braose, the daughter of Maud de Braose and of William de Braose, 4th Lord of Bramber. 1190 Rhys ap Gruffydd annexes the Norman lordships of Cydweli and Carnwyllion. 1192 Maelgwn ap Rhys is released from captivity by his father, Rhys ap Gruffydd. 1194 Llywelyn the Great defeats his uncle Dafydd ab Owain Gwynedd at the Battle of Aberconwy and assumes control of Gwynedd. Rhys ap Gruffydd is defeated in battle by his sons Maelgwn ap Rhys and Hywel ap Rhys, and is imprisoned at Nevern Castle. 1195 Owain Cyfeiliog abdicates in favour of his son Gwenwynwyn. Rhys Gryg and Maredudd ap Rhys are imprisoned by their father, Rhys ap Gruffydd, for seizing the territories of Llanymddyfri and Dinefwr. 1196 Rhys ap Gruffydd launches his last campaign against the Normans, capturing several castles and defeating Roger Mortimer of Wigmore near Radnor. 1199 6 January - Cwmhir Abbey is officially founded by a charter of Llywelyn the Great. date unknown - First mention of a church on the site of St Mary's Church, Aberavon. 1200 Giles de Braose becomes Bishop of Hereford. Books Geoffrey of Monmouth Historia Regum Britanniae (1136) Vita Merlini (1148) Gerald of Wales Topographia Hibernica (1188) Itinerarium Cambriae (1191) Descriptio Cambriae (1194) Thomas of Monmouth The Life and Miracles of William (1173) Births 1132 date unknown - The Lord Rhys, ruler of Deheubarth (d. 1197) 1146 approximate - Gerald of Wales, cleric and topographer (d. c.1223) 1173 probable - Llywelyn the Great (d. 1240) Deaths 1101 27 July - Hugh d'Avranches, 1st Earl of Chester 1107 March - Robert Fitzhamon, conqueror of Glamorgan 1111 date unknown Cadwgan ap Bleddyn, prince of Powys Iorwerth ap Bleddyn, prince of Powys 1115 date unknown - Gilbert Fitz Richard, lord of Cardigan 1116 date unknown - Owain ap Cadwgan, prince of Powys 1120 25 November - Richard d'Avranches, 2nd Earl of Chester, 26 (drowned in the White Ship) 1129 date unknown Richard Fitz Pons, Marcher lord Walter de Gloucester, Marcher official 1132 date unknown - Maredudd ap Bleddyn, prince of Powys 1134 10 February - Robert II, Duke of Normandy, about 83 (in prison at Cardiff Castle) date unknown - Urban, Bishop of Llandaff 1136 date unknown - Gwenllian ferch Gruffydd, princess of Deheubarth, about 36 (killed in battle)