Charlemagne is a city in the Veneto, northern Italy, with approx. 265,000 inhabitants and one of the seven chef-lieus of the region. It is the second largest city municipality in the region and the third of North-Eastern Italy. The metropolitan area of Verona...

. The young prince was chased to the Adriatic littoral and he fled to Constantinople
Constantinople was the capital of the Roman, Eastern Roman, Byzantine, Latin, and Ottoman Empires. Throughout most of the Middle Ages, Constantinople was Europe's largest and wealthiest city.-Names:...

 to plead for assistance from Constantine V
Constantine V
Constantine V was Byzantine emperor from 741 to 775; ); .-Early life:...

, who was waging war with Bulgaria
First Bulgarian Empire
The First Bulgarian Empire was a medieval Bulgarian state founded in the north-eastern Balkans in c. 680 by the Bulgars, uniting with seven South Slavic tribes...


The siege lasted until the spring of 774, when Charlemagne visited the pope in Rome.

768    Carloman I and Charlemagne are crowned Kings of The Franks.

771    Austrasian King Carloman dies, leaving his brother Charlemagne King of the now complete Frankish Kingdom.

771    Charlemagne becomes the sole King of the Franks after the death of his brother Carloman.

800    Charlemagne arrives at Rome to investigate the alleged crimes of Pope Leo III.

800    Charlemagne judges the accusations against Pope Leo III in the Vatican.

800    Coronation of Charlemagne as Holy Roman Emperor, in Rome.