
Bulgarian khan who saved Constantinople from Arabs.
Compare Tervel of Bulgaria with another historical figure:
Tervel provided military support to the exiled Byzantine Emperor Justinian II, helping him regain the throne. In return, Tervel was awarded the title of Caesar and received territorial concessions.
Tervel signed a treaty with the Byzantine Emperor Theodosius III that established borders, regulated trade, and included a clause for mutual defense. This treaty strengthened Bulgarian-Byzantine relations.
Tervel, Khan of Bulgaria, sent a Bulgarian army to aid the Byzantine Empire during the Second Arab Siege of Constantinople. The Bulgarian forces attacked the Arab rear, contributing to the lifting of the siege and saving the city.
See how Tervel of Bulgaria stacks up against other historical figures