▁M ared ud d . ▁ ▁Mar cher ▁Lord ship ▁ ▁Following ▁the ▁rep udi ation ▁of ▁the ▁Tre aty ▁of ▁G wer ne ig ron ▁by ▁the ▁G w yn ed d ian ▁prince , ▁D af y dd ▁ap ▁L ly w ely n , ▁El f ael ▁appears ▁to ▁have ▁been ▁caught ▁up ▁in ▁the ▁conflict , ▁as ▁El f ael ▁Is ▁M yn y dd ▁came ▁to ▁be ▁occupied ▁by ▁various ▁Norman ▁families ▁soon ▁after . ▁In ▁ 1 2 3 1 , ▁P ain ' s ▁Castle ▁was ▁captured ▁by ▁Ralph ▁T os ny , ▁and ▁re built ▁in ▁stone . ▁Al th ou og h ▁this ▁was ▁officially ▁settled ▁by ▁the ▁Tre aty ▁of ▁Wood stock , ▁King ▁Henry ' s ▁authority ▁over ▁his ▁bar ons ▁was ▁in ▁the ▁process ▁of ▁grad ual ▁collapse , ▁and ▁the ▁settlement ▁could ▁not ▁be ▁enfor ced ▁immediately . ▁In ▁ 1 2 6 4 , ▁P ain ' s ▁Castle ▁was ▁captured ▁by ▁the ▁forces ▁of ▁L ly w ely n ' s ▁grand son , ▁L ly w ely n ▁ap ▁Gru ff ud d , ▁who ▁now ▁ruled ▁G w yn ed d , ▁and ▁in ▁ 1 2 6 7 ▁a ▁formal ▁compla int ▁was ▁sent ▁to ▁king ▁Henry ▁about ▁the ▁continued ▁de ▁Cla re ▁occupation ▁of ▁El f ael ▁Is ▁M yn y dd . ▁▁ ▁In ▁ 1 2 7 5 , ▁L ly w ely n ▁married ▁Ele an or ▁de ▁Mont fort ,