The city of (*) Tarnovo in this country was the capital of an empire named for this country and was called a Third Rome.
One ruler of this country started life as a pig farmer and rose to power by leading a peasant army against the Mongols. That man was Ivailo the Cabbage. A defensive line in this country ran through Vitosha and followed the Rhodope Mountains. This modern country was the target of the Savoyard Crusade. The people who name this country had a state at the confluence of the Volga and Kama Rivers before moving to their more notable homeland. The city of (*) Tarnovo in this country was the capital of an empire named for this country and was called a Third Rome. The people of this country were famously defeated at the Battle of Kleidion where 99 of 100 of the losers were blinded. For 10 points, identify this Balkan country currently governed from Sofia.
One ruler of this country started life as a pig farmer and rose to power by leading a peasant army against the Mongols.
Bulgaria