By bne Tehran bureau More than 25,000 Russians have embarked on the annual Hajj pilgrimage to the holy sites in Mecca and Medina, Saudi Arabia, setting a new record following increased quotas and the easing of pandemic restrictions. The Russian Hajj mission includes six pilgrims from the unrecognised disputed Donbas region in Ukraine led by Rashid Bragin, chairman of the Spiritual Administration of Muslims (DUM) of the Donetsk People’s Republic (DPR). The mission is part of a growing number of Muslims in Russia, with the population in Moscow alone now expected to reach over 1.5mn people in par…