The role of the work “Tarixi Farg'ona” (history of Fergana) written by Ishaq Khan Ibrat in researching the ethnic situation of the people of Fergana Valley

This article is written about the work “History of Fergana” written by Ibrat son of Is'haq Khan Junaidullahkhoja and the ethnographic information in it. The article “History of Ferghana” provides important information about the ethnic situation of the population of the Ferghana Valley at the end of the 19th century and the beginning of the 20th century, the ethnopolitical and migration processes that took place in the valley, and the ethnotoponomics of the valley cities.