ans ▁to ▁pl under ▁the ▁land ▁around ▁Gu ad ix ▁that ▁belonged ▁to ▁the ▁Ban u ▁Ash q il ula . ▁When ▁I bn ▁al - Ah mar ▁died ▁on ▁ 1 2 ▁January ▁ 1 2 7 3 , ▁there ▁was ▁a ▁dispute ▁over ▁the ▁succession , ▁but ▁the ▁Cast ilian ▁ex iles ' ▁support ▁for ▁his ▁son , ▁Ab u ▁Abd ▁Al lah , ▁secured ▁him ▁the ▁throne . ▁ ▁Def ending ▁É cija ▁( 1 2 7 3 – 7 5 ) ▁In ▁ 1 2 7 3 , ▁the ▁new ▁king ▁of ▁Gran ada ▁and ▁the ▁reb els ▁were ▁quick ▁to ▁open ▁negoti ations ▁with ▁Alfonso . ▁In ▁July , ▁Alfonso ▁and ▁the ▁reb els ▁reached ▁an ▁agreement ▁at ▁Se ville . ▁The ▁number ▁of ▁serv icios ▁was ▁reduced ▁to ▁four ▁and ▁the ▁Fu ero ▁real ▁( which ▁gave ▁privileges ▁to ▁the ▁towns ) ▁was ▁abol ished . ▁In ▁December ▁a ▁tr uce ▁was ▁agreed ▁with ▁the ▁king ▁of ▁Gran ada . ▁In ▁March ▁ 1 2 7 4 , ▁Nu ño , ▁now ▁back ▁in ▁the ▁king ▁of ▁Cast ile ' s ▁service , ▁attended ▁the ▁royal ▁court ▁in ▁Burg os . ▁Alfonso ▁granted ▁Nu ño ▁the ▁ten ancy ▁of ▁É cija , ▁which ▁the ▁ 1 4 th - century ▁Cr ónica ▁de ▁Alfonso ▁X ▁infl ated ▁into ▁his ▁being ▁made ▁ad el ant ado ▁mayor ▁de ▁la ▁fr on tera , ▁the ▁commander - in - ch ief ▁in ▁charge ▁of ▁the ▁defence ▁of ▁the ▁southern