[4] During the Qajar dynasty, due to the attention and residence of Aziz Khan Mokri and his family, Bukan became important.

[5] The history of this city is related to four government figures known as Sardar Aziz Khan family.

Despite its small size, Bukan played a major role in the region culturally and politically.

In the mid-1940s, the city was incorporated into the short-lived Republic of Mahabad and acquired a printing press and Kurdish books and magazines were published.

[8][10] The people of Bukan took part in the Iranian Revolution in 1979 and in the subsequent Kurdish movement for autonomy.

According to the Islamic Revolutionary Guard Corps, Bukan was the last Kurdish city in Iran to be captured.

[11] On 15 April 1988, Bukan was bombarded by the Iraqi Air Force, in which 19 people died and 160 were wounded.

During 1325-1351 (A.H) the castle was turned into a police headquarters, post office, and a school respectively and finally was destroyed completely in 1361 A.H and replaced by a newly built structure that used as Basidj (Mobilization) Station.