Back Kirchenunion ALS Царкоўная унія BE Царкоўная унія BE-X-OLD Církevní unie Czech Kirchenunion German Uniaattikirkot Finnish Unia kościelna Polish Церковная уния Russian Црквена унија Serbian
Church union is the name given to a merger of two or more Christian denominations.[1][2] Such unions may take on many forms, including a united church and a federation.