For decades Darneh/ Derne has been capital of Derteng, Hulwan and Bajalan dynasties, but now is a small village in Doli Dere Region in Central District of Salas-e Babajani County.

[6] On 12 November 2017 at 18:18 UTC (21:48 Iran Standard Time, 21:18 Arabia Standard Time), an earthquake with a moment magnitude of 7.3 occurred on the Iran–Iraq border, just inside Iran, in Ezgeleh, Salas-e Babajani County,  with an epicentre approximately 30 kilometres (19 mi) south of the city of Halabja, Kurdistan Region.

[2] Salas-e Babajani County's population history and administrative structure over three consecutive censuses are shown in the following table.

Khana Qubadi (1700–1759), who lived in Derne the capital of Derteng and Bajelan dynasties located in modern day Salas-e Babajani County, translated Quran first time in history to the Kurdish language.

[10][clarification needed] Kasra Nouri, a lawyer and Gonabadi dervish imprisoned in Tehran's Revolutionary Court, has been sentenced to two years in exile for Salas-e Babajani.