He helped form the Council for Cooperation of Churches in Ethiopia, an ecumenical and interdenominational council, and was elected its first chairman.[1] Tumsa “gave his church a decisive push towards independence in theological thought and church practice”,[2] criticizing many aspects of Western Christianity. Much of his theology is contained in the letters he wrote to church leaders and the general public, as well as in the addresses he gave at various conferences around the world in the 1960s and 1970s.