"Ring" during his campaign against the Avars, who were supported by Duke Tassilo of Bavaria, and he 
"Ring" during his campaign against the Avars, who were supported by Duke Tassilo of Bavaria, and he destroyed an idol called the Irminsul during his campaign to subjugate and convert Widukind's Saxons. This ruler was the patron of an Englishman who invented a namesake miniscule script, Alcuin, as well as his court biographer, Einhard, who contributed to his namesake "Renaissance." After defeating the Lombards, this son of Pippin the Short received an honorary title from the Pope Leo III on Christmas Day. For 10 points, name this Frankish ruler who was the first to be crowned Holy Roman Emperor.
"Ring" during his campaign against the Avars, who were supported by Duke Tassilo of Bavaria, and he destroyed an idol called the Irminsul during his campaign to subjugate and convert Widukind's Saxons.
Charlemagne [or Charles the Great; or Carolus Magnus; or Karl der Grosse]