 He continued to advise first the African National Congress under his early protégé, Harry Nkumbula and later, after the break away, the United National Independence party, under his close friend, Kenneth Kaunda.By the late 1950s Shiwa Ng'andu epitomised everything Sir Stewart represented – orderly, neat, precise.For years it had been an oasis for travellers on the Great North Road, a place where hospitality had never been refused; and this little bit of England in Africa never ceased to impress its visitors.