Sithole and others prepared a comprehensive document giving powers to Chitepo to lead ZANU while Rev. Sithole was in detention and specifically authorising him to carry out the armed struggle. Accordingly, Herbert Chitepo with the military supremo Josiah Tongogara from the Karanga ethnic community, organised and planned successful military guerilla attacks and underground activities in Rhodesia from 1966 onwards. In 1972, he co-ordinated war operations with FRELIMO and opened up the north eastern region of Zimbabwe as a new and effective war front.