Rubuta ci gaba ga wannan sakin layi - Charlemagne, ganin wata dama, ya amince da wani balaguro kuma ya haye Pyrenees a 778. A kusa da birnin Zaragoza Charlemagne ya karbi girmamawar Sulayman al-Arabi. Duk da haka birnin, a karkashin jagorancin Husayn, ya rufe ƙofofinsa kuma ya ƙi mika wuya. Da yake ba zai iya kwace birnin da ƙarfi ba, Charlemagne ya yanke shawarar janyewa. A kan hanyar gida sojojin sojojin Basque sun yi garkuwa da su kuma suka hallaka su a yakin Roncevaux Pass. "The Song of Roland", wani labari mai ban sha'awa game da wannan yaƙi, daga baya zai zama ɗaya daga cikin shahararrun na tsakiyar zamanai. Kusan 788 Abd ar-Rahman I ya mutu kuma Hisham I ya gaje shi. A 792 Hisham ya yi shelar jihadi, yana ci gaba a 793 a kan Masarautar Asturias da Carolingian Septimania (Gothia). Sun ci nasara da William na Gellone, Count of Toulouse, a cikin yaƙi, amma William ya jagoranci balaguro a shekara mai zuwa a gabashin Pyrenees. Barcelona, babban birni, ya zama abin da Franks za su iya yi a shekara ta 797, yayin da gwamnansa Zeid ya yi tawaye da sarkin Umayyad na Córdoba. Sojojin sarkin sun yi nasarar kwace shi a shekara ta 799, amma Louis, a kan jagorancin sojojin, ya haye Pyrenees kuma ya kewaye birnin har tsawon watanni bakwai
har sai da ta mika wuya a karshe a 801.