it imate ▁daughter ▁in ▁marriage ▁to ▁Ö z ▁Beg ▁but ▁relations ▁turned ▁s our ▁at ▁the ▁end ▁of ▁And on ik os ' s ▁reign , ▁and ▁the ▁Mong ols ▁mounted ▁ra ids ▁on ▁Th race ▁between ▁ 1 3 2 0 ▁and ▁ 1 3 2 4 ▁until ▁the ▁By z antine ▁port ▁of ▁Vic ina ▁Mac aria ▁was ▁occupied ▁by ▁the ▁Mong ols . ▁And on ik os ' s ▁daughter , ▁who ▁adopted ▁the ▁name ▁Bay al un , ▁managed ▁to ▁escape ▁back ▁to ▁the ▁By z antine ▁Empire , ▁apparently ▁fear ing ▁her ▁forced ▁conversion ▁to ▁Islam . ▁In ▁the ▁south - east ▁of ▁the ▁Kingdom ▁of ▁Hung ary , ▁Wal la chia ▁and ▁its ▁r uler ▁Bas arab ▁I ▁ ▁became ▁an ▁independent ▁power ▁with ▁the ▁support ▁of ▁Ö z ▁Beg ▁after ▁ 1 3 2 4 . ▁ ▁Ö z ▁Beg ▁allowed ▁Gen o ese ▁mer ch ants ▁and ▁mar in ers , ▁who ▁had ▁been ▁har ass ed ▁by ▁Tok ht a , ▁to ▁sett le ▁in ▁Crime a . ▁But ▁the ▁Mong ols ▁s ack ed ▁Sud ak ▁under ▁Khan ▁Ö z ▁Beg ▁in ▁ 1 3 2 2 ▁as ▁a ▁result ▁of ▁a ▁cl ash ▁between ▁Christians ▁and ▁Muslim s ▁in ▁the ▁city . ▁The ▁Gen o ese ▁mer ch ants ▁in ▁the ▁other ▁towns ▁were ▁not ▁mol ested ▁in ▁ 1 3 2 2 . ▁The ▁Pope ▁himself ▁interven ed ▁and ▁asked ▁Ö z ▁Beg ▁to ▁restore ▁the ▁Roman ▁Catholic ▁churches ▁that ▁were