About Islampur
Islampur is a city and a municipality in Uttar Dinajpur district in the Indian state of West Bengal. It is the headquarters of the Islampur subdivision.
A portion of the erstwhile Kishanganj subdivision comprising Goalpokhar, Islampur and Chopra thanas (police stations) and parts of Thakurganj thana, along with the adjacent parts of the erstwhile Gopalpur thana in Katihar subdivision were transferred from Purnea district in Bihar to West Bengal in 1956, and were formally incorporated into Raiganj subdivision in West Dinajpur district. On 21 March 1959, Islampur subdivision was inaugurated by Dr. Bidhan Chandra Roy, Chief Minister of West Bengal, at the newly constructed administrative building of the S.D.O., Islampur.
Source :
Wikipedia