▁front ier . ▁In ▁fact , ▁the ▁king ' s ▁il leg it imate ▁son ▁Alfonso ▁Fernández ▁el ▁Ni ño , ▁based ▁in ▁Se ville , ▁was ▁given ▁command ▁of ▁the ▁front ier . ▁On ▁account ▁of ▁the ▁tr uce , ▁however , ▁the ▁front ier ▁was ▁quiet ▁and ▁Nu ño ▁and ▁his ▁son ▁Juan ▁even ▁cont empl ated ▁answering ▁the ▁call ▁of ▁the ▁Second ▁Council ▁of ▁Lyon ▁( 1 8 ▁May ▁ 1 2 7 4 ) ▁for ▁a ▁new ▁cr us ade ▁to ▁the ▁Holy ▁Land . ▁A ▁Mar in id ▁invasion ▁in ▁May ▁ 1 2 7 5 ▁prevent ed ▁him ▁from ▁doing ▁so . ▁ ▁After ▁initial ▁campaign s ▁towards ▁Se ville ▁and ▁Ja én , ▁Ab u ▁Y us uf ▁personally ▁led ▁the ▁main ▁Mar in id ▁army ▁against ▁É cija . ▁Although ▁some ▁had ▁ad vised ▁him ▁to ▁avoid ▁pitch ed ▁battle , ▁Nu ño ▁chose ▁to ▁follow ▁the ▁advice ▁of ▁others , ▁who ▁coun sel led ▁that ▁a ▁pitch ed ▁battle ▁was ▁the ▁only ▁way ▁to ▁save ▁his ▁honour . ▁The ▁Mor oc can ▁historian ▁I bn ▁Ab i ▁Zar , ▁who ▁calls ▁Nu ño ▁" the ▁curs ed ▁one ", ▁records ▁that ▁he ▁led ▁a ▁massive ▁army ▁with ▁breast plates , ▁chain ▁mail , ▁b ann ers ▁and ▁tr ump ets . ▁Nu ño ▁died ▁in ▁the ▁battle ▁of ▁É cija , ▁probably ▁on ▁Sunday , ▁ 8 ▁September ▁ 1 2 7 5 , ▁as ▁recorded ▁by ▁I bn ▁Ab i ▁Zar . ▁The