In honor of the 800th anniversary of the Jochi Ulus, at the collegial meeting of the republican scientific and practical conference "Saraishyq and the medieval world of Eurasia", Director of the ABDI Institute for Humanitarian Studies, Candidate of Historical Sciences Uskenbai Kanat Zulkaryshuly made a presentation on the topic "Saraishyq and Western Kazakhstan in the era of Khan Barak".