e ▁of ▁the ▁royal ▁court . ▁He ▁was ▁a ▁frequent ▁sign atory ▁of ▁royal ▁char ters ▁between ▁ 1 2 5 2 ▁and ▁ 1 2 5 6 . ▁As ▁an ▁indic ation ▁of ▁his ▁clos eness ▁to ▁the ▁king , ▁he ▁usually ▁signed ▁first ▁after ▁the ▁pre l ates ▁and ▁members ▁of ▁the ▁royal ▁family , ▁in ▁the ▁highest ▁position ▁possible ▁for ▁a ▁lay ▁non - ro yal ▁lord . ▁He ▁married ▁Ter esa ▁Alfonso , ▁il leg it imate ▁daughter ▁of ▁King ▁Alfonso ▁IX ▁of ▁León , ▁and ▁they ▁had ▁two ▁sons : ▁Juan ▁N ú ñ ez ▁I ▁and ▁Nu ño ▁González ▁II . ▁ ▁Ten an cies ▁and ▁properties ▁In ▁ 1 2 5 5 , ▁Nu ño ▁led ▁the ▁royal ▁army ▁that ▁defeated ▁Alfonso ' s ▁reb elli ous ▁brother ▁Henry ▁near ▁Leb ri ja , ▁forcing ▁him ▁into ▁ex ile . ▁Three ▁times ▁he ▁put ▁down ▁M ud é jar ▁re bell ions : ▁at ▁J ere z ▁de ▁la ▁F ron tera ▁in ▁ 1 2 5 5 , ▁at ▁É cija ▁in ▁ 1 2 6 2 – 6 3 ▁and ▁at ▁Mat rera ▁in ▁ 1 2 6 3 . ▁He ▁was ▁granted ▁the ▁relatively ▁safe ▁ten an cies ▁of ▁B ure ba , ▁La ▁Rio ja ▁and ▁Cast illa ▁la ▁Vie ja ▁in ▁northern ▁Cast ile , ▁and ▁also ▁the ▁more ▁active ▁ten an cies ▁of ▁the ▁for tr esses ▁of ▁É cija , ▁J ere z ▁and ▁Se ville ▁on ▁the ▁front