Tuhia he haere tonu mo tenei pene - I waenga i te Noema 1920 me te Hui-tanguru 1921, i Constantinople a Metropolitan Anthony, ka nohoia
e ngā ope o Ingarangi, o Wīwī me Itari. I te tuatahi i whakatau ia kia whakakorehia te Mana o te Hahi Motuhake me te tiaki hahi mo nga Ruhia kua nekehia ki etahi atu hahi o te rohe. Heoi, i muri i te ako i te whakatau a Gen Wrangel ki te pupuri i tana ope, ka whakatau a Metropolitan Anthony ki te pupuri i te whakahaere o te Hahi ki tawahi. I hui te Mana Motuhake i te 19 o Noema 1920, i runga i te kaipuke "Te Rangatira nui a Alexader Mikhailovich", i whakahaerehia e Metropolitan Anthony. I tohua ia me Pihopa Benjamin (Fedchenkov) ki te tirotiro i te canonicity o te whakahaere. I te 2 o Tihema 1920, i whakawhiwhia ki a ratou te whakaaetanga mai i te Metropolitan Dorotheos o Prussia, Locum Tenens o te Ecumenical Patriarchate o Constantinople, ki te whakatu "mo te kaupapa o te mahi ki te taupori [...] me te tirotiro i te oranga hahi o nga koroni o Ruhia i nga whenua Orthodox he komiti mo te wa poto (epitropia) i raro i te mana o te Ecumenical Patriarchate"; i huaina te komiti ko te Whakahaere Hahi Nui mo te Wa poto i tawahi (THCAA).