Bulgar (also known as Bulghar, Bolgar, or Bolghar) is an extinct Oghur Turkic language spoken by the Bulgars.. The name is derived from the Bulgars, a tribal association that established the Bulgar state known as Old Great Bulgaria in the mid-7th century, giving rise to the Danubian Bulgaria by the 680s. While the language was extinct in Danubian Bulgaria (in favour of Old …

The First Bulgarian Empire (681–1018) had a significant political influence in the Balkans. In the time of Tervel (700–721) the Bulgars helped Byzantines two times, in 705 the Emperor Justinian II to regain his throne, and 717–718 defeating the Arabs during the siege of Constantinople. Sevar (738–753) was the last ruler from the Dulo clan, and the period until c. 768-772 was ...