 Ungano yeKehilath Anshe Maarav Ungano yeVarume veMadokero yakavambwa pana November 3, 1847, pachitoro chezvinhu zvakaomeswa zvevatengesi vaLevi Rosenfeld naJacob Rosenberg chiri pa 155 East Lake Street nevarume makumi maviri, vazhinji vavo vaibva kuBavaria. Panguva iyoyo, chikamu ichi cheChicago Loop chakanga chiri musimboti wenharaunda duku yeChicago yechiJudha. Ungano yakanga ichangobva kuumbwa yakatanga kuvakirwa pamusoro pechitoro chaRosenfeld naRosenberg paLake neWells street. Pashure pokuwedzera kwenhengo nokushayikwa kwenzvimbo, ungano yakakurumidza kumanikidzwa kuwana nzvimbo yakakodzera zvikuru kuti igamuchire nzanga yavo yakanga ichikura. Nzvimbo zhinji yakatorwa paClark neQuincy migwagwa zvino nzvimbo yeKluczynski Federal Building, uye kuvakwa kwesinagoge duku remufananidzo kwakatanga. Pashure pokuisa mari inosvika 12 000, chivako chine nhurikidzwa imwe nehafu, chinokwana vanhu 450, chakatsaurirwa pana June 13, 1851. Pashure pemakore maviri chete, chibvumirano chavo chenyika chakanga chapera, zvichimanikidza ungano kutamira chivako chitsva kuAdams neWells muna 1853. Vasina kukuvadzwa neGreat Chicago Fire ya1871, chivako chesinagoge cheKAM chakapiswa muChicago Fire ya1874. 