Dee ihe na-aga n'ihu maka paragraf a - Yadegar Mokhammad (, Yädkär, Yädegär, ) (nwụrụ 1565) bụ khan ikpeazụ nke Kazan Khanate, na-arụ ọrụ site na March <unk> October 1552. Ọ bụ nwa nke Astrakhan khan Qasim nke Abụọ. N'agbata afọ 1542 na afọ 1550, ọ nọ na-ejere Eze Ukwu Rọshịa ozi. N'afọ 1550, o sonyere n'agha a lụrụ megide Kazan ma sonyezie ndị Nogai. Mgbe ndị agha Ivan the Terrible fọrọ nke nta ka ha merie Kazan Khanate na 1550, na 1551 "òtù udo" na Kazan mere ka Khan Shah Ali nke na-akwado Russia nọrọ n'ocheeze. Na 1552, "òtù ndị hụrụ mba ha n'anya" bụ́ ndị na-emegide ndị Russia nwetaghachiri ike ọchịchị. Shah Ali gbara ọsọ ma Qol Sharif na Chapqin bek Otich uli (Çapqın bäk Otıç ulı, ) kpọrọ Yadegar ka ọ bịa n'ocheeze nke Kazan Khanate. Mgbe nke ahụ gasịrị, o duziri agha megide mwakpo ndị Russia (lee Siege nke Kazan
) N'ihi ya, E jidere ya n'October 1552 mgbe ndị agha Russia weghaara Kazan. N'afọ 1553, ọ ghọrọ Onye Kraịst, were aha "Simeon Kasayevich" ma biri na Moscow dị ka onye isi Russia.