Charlemagne 

Charlemagne is believed to have been born about the year 742, and is said to be of German blood. He became one of the most powerful Kings of the Franks. He became the King of the Franks in what is believed 768. Though to have died in year 814. King Pepin was his father. Charlemgne was a successful ruler, and his territory covered, Switzerland, Belgium, Netherlands, modern France, and large areas of Germany. He conquered the largest amount of land in the history of Western Europe. 14 years before Charlemgnes death he was crowned as emperor of Roman people, by a Christian pope. He demanded education when crowned the empror including his daughters and sons, he brought this out as a nessecity. Charlemagne codified laws, and fostered scholarship by theologians. He protected the Church, and especially the popes. He made large numbers of his conquered enemies convert from paganism to Christianity. He fostered the arts and architecture. He stabilized currency in the Roman Empire, and he brought in the silver coin which is sill used today in Modern Rome.