The Romans cut out the tongue of Pope Leo, gouged out his eyes, and drove him out; but soon, by God's help, he regained his sight and speech. (Anglo-Saxon Chronicle Giles/Ingram 1847 A.D. 797 항 (pg657.txt 줄 2431))tradition
Zatus, a Saracen who had taken the Spanish frontier city of Barcelona, alternating between Franks and Saracens, comes voluntarily in early summer to the king at Aachen and surrenders the city (Royal Frankish Annals ARF(Einhard판) a.797, Kurze 1895 p.101)
Having won Barcelona, the king sends his son Ludovicus with an army to Spain to besiege Osca, and he himself sweeps Saxony between the Elbe and the Weser to the ocean (Royal Frankish Annals ARF(Einhard판) a.797, Kurze 1895 p.101)