Emirate of Derbent

Emirate of Derbent (Arabic: امارة بَاب ٱلْأَبْوَاب, romanized: Imārat Bāb al-Abwāb) was a medieval state that arose on the Caspian trade route with its center in the city of Derbent. The latter occupied a key position among trade centers in the Caspian region. It was ruled by the Hashimid dynasty (Āl-e Hāšem), descendants of a freedman from the Banu Sulaym tribe.