<Tr> <Td> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> </Td> </Tr> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> <P> Charlemagne (/ ˈʃɑːrləmeɪn /) or Charles the Great (2 April 742--28 January 814), numbered Charles I, was King of the Franks from 768, King of the Lombards from 774, and Holy Roman Emperor from 800 . He united much of western and central Europe during the early Middle Ages . He was the first recognized emperor to rule from western Europe since the fall of the Western Roman Empire three centuries earlier . The expanded Frankish state that Charlemagne founded is called the Carolingian Empire . He was later invalidly canonized by the antipope Paschal III . </P> <P> Charlemagne was the eldest son of Pepin the Short and Bertrada of Laon, born before their canonical marriage . He became king in 768 following his father's death, initially as co-ruler with his brother Carloman I. Carloman's sudden death in December 771 under unexplained circumstances left Charlemagne as the sole ruler of the Frankish Kingdom . He continued his father's policy towards the papacy and became its protector, removing the Lombards from power in northern Italy and leading an incursion into Muslim Spain . He campaigned against the Saxons to his east, Christianizing them upon penalty of death and leading to events such as the Massacre of Verden . He reached the height of his power in 800 when he was crowned Emperor of the Romans by Pope Leo III on Christmas Day at Rome's Old St. Peter's Basilica . </P>

Who was crowned emperor of the west in 800 ce