"As a king of Franks, I demand you kiss my foot to show submission"
Kingdom of Franks was from 481 to 843 lasting country, controlling nowaday France, Benelux, Most of Germany, Switzerland, Northern Italy, Austria, Slovenia, and bits of Spain and Czechia.
He has so long been only in one comic, Kiss it better. Franks in comic has brown and long hair and beard, Crown, Blue tunic, Red cape, Brown shoes and... Hello kitty underpants.