After his term in Canada ended in 1946, MacDonald moved on to serve in other Imperial posts: as Governor-General of British territories in Southeast Asia from 1946 to 1948 and then Commissioner-General for Southeast Asia covering regional affairs as well during the communist insurrection; as High Commissioner in India from 1955 to 1960; as co-chairman of the Laos Conference; and finally as Governor-General of Kenya between 1963 and 1964.