aga , ▁but ▁there ▁is ▁no ▁record ▁of ▁his ▁army ▁doing ▁any ▁fighting . ▁In ▁ 1 2 6 7 , ▁the ▁Tre aty ▁of ▁Al cal á ▁de ▁Ben za ide ▁restored ▁peace ▁between ▁Cast ile ▁and ▁Gran ada . ▁ ▁As ▁early ▁as ▁ 1 2 6 7 , ▁cra cks ▁began ▁to ▁appear ▁in ▁Nu ño ' s ▁relationship ▁with ▁the ▁crown . ▁On ▁ 1 6 ▁February ▁ 1 2 6 7 , ▁in ▁the ▁Tre aty ▁of ▁B ada j oz , ▁Alfonso ▁quit c laimed ▁his ▁us uf ruct ▁over ▁the ▁Al gar ve , ▁rel in qu ishing ▁all ▁his ▁claims ▁on ▁it ▁to ▁King ▁Den is ▁of ▁Portugal . ▁In ▁return ▁Portugal ▁rel in qu ished ▁all ▁the ▁Al gar ve ▁east ▁of ▁the ▁Gu ad iana ▁to ▁Cast ile . ▁The ▁original ▁agreement ▁dated ▁to ▁ 1 2 5 3 , ▁when ▁Alfonso ' s ▁daughter ▁Be atrice ▁married ▁Af onso ▁III ▁of ▁Portugal . ▁As ▁part ▁of ▁that ▁agreement , ▁Portugal ▁had ▁renew ed ▁payment ▁of ▁t ribute — the ▁annual ▁service ▁of ▁fifty ▁kn ights — to ▁Cast ile . ▁Nu ño , ▁in ▁a ▁meeting ▁of ▁the ▁cort es ▁with ▁King ▁Den is ▁present , ▁had ▁strongly ▁ad vised ▁Alfonso ▁against ▁rel in qu ishing ▁the ▁t ribute . ▁This ▁caused ▁a ▁very ▁public ▁disag re ement ▁between ▁Nu ño ▁and ▁the ▁king . ▁Ult imately , ▁the ▁king ▁had ▁his ▁way . ▁ ▁In ▁June ▁ 1 2 6 8