Defense of the dissertation of an Independent researcher of Urgench State University Yusupov Ahmedjon Shonazarovich on the topic "Orolbo'yi ilk sak qabilalari tarixi" for the degree of Doctor of Philosophy (PhD) (DSc)on the specialty 07.00.01 - "History of Uzbekistan"(historical sciences) at the meeting of PhD.03 / 30.06.2021. #His.55.05 the Scientific Council of Urgench State University will be held on February 19, 2022, at 10:00.