Where from the bulgarians forefathers are?

The Bulgars were a Turkic people who originated from Central Asia. They first appeared in history in the 5th century AD, when they were living in the region of the Volga River. In the 7th century, the Bulgars migrated to the Balkans, where they founded the First Bulgarian Empire. The Bulgars were assimilated by the Slavic population of the Balkans, and they eventually adopted the Slavic language and culture. Today, the Bulgarians are a Slavic people who live in Bulgaria and in other parts of the Balkans.