Ergene Khatun (also spelled Orqina or Orghana) became the head of the "ulus" of the Chagatai Khanate upon the death of her husband Qara Hülëgü in 1252.
Ergene Khatun (also spelled Orqina or Orghana) was the queen of Chagatai Khanate. She became the head of the "ulus" of the Chagatai Khanate upon the death of her husband Qara Hülëgü in 1252.