▁in ▁their ▁communities , ▁even ▁while ▁end uring ▁constant ▁thre ats ▁of ▁violence . ▁Though ▁strict ▁constraints ▁were ▁placed ▁on ▁Jews ▁in ▁the ▁th ir teenth ▁century ▁by ▁the ▁French ▁mon archy , ▁Jews ▁continued ▁to ▁experience ▁a ▁stable ▁living ▁situation . ▁Although ▁the ▁French ▁mon archy ▁prohib ited ▁the ▁creation ▁of ▁Jewish ▁religious ▁cent ers , ▁friendly ▁relations ▁with ▁Christians ▁enabled ▁them ▁to ▁build ▁a ▁syn agog ue ▁in ▁Bé zi ers ▁in ▁ 1 2 7 8 . ▁After ▁being ▁exp elled ▁from ▁certain ▁areas ▁in ▁Europe , ▁Jews ▁regularly ▁returned ▁to ▁their ▁old ▁places ▁of ▁residence , ▁if ▁they ▁had ▁previously ▁experienced ▁a ▁prosper ous ▁life ▁there . ▁ ▁Another ▁such ▁historian ▁is ▁Ivan ▁Marcus . ▁The ▁section ▁of ▁his ▁book ▁Cult ures ▁of ▁the ▁Jews , ▁" J ew ish - Christ ian ▁Sym b ios is " ▁de als ▁with ▁the ▁relationship ▁between ▁Christians ▁and ▁Ash ken azi ▁Jews . ▁Marcus ▁claims ▁that ▁the ▁time ▁is ▁written ▁off ▁as ▁a ▁time ▁of ▁int ol er ance ▁against ▁Jews ▁living ▁in ▁Europe . ▁For ▁Marcus ▁times ▁of ▁per sec ution ▁were ▁r ar ities ▁and ▁few ▁and ▁far ▁between . ▁The ▁two ▁communities ▁lived ▁amongst ▁each ▁other ▁and ▁interact ed ▁soci ally ▁on ▁an ▁every day ▁basis . ▁They ▁interact ed ▁at ▁such ▁a ▁personal ▁level ▁both ▁Christian ▁and ▁Jewish ▁leaders ▁thought ▁that ▁the ▁other ▁group ▁would ▁heavily ▁influence ▁their ▁respective ▁faith s . ▁When ▁per sec ution ▁did ▁occur ▁however ▁it ▁was ▁only ▁the ▁more ▁dr astic ▁measures