The `` Keep South Africa In '' group included Britain 's Harold Macmillan , Rhodesia and Nyasaland 's Roy Welensky , Australia 's Robert Menzies and Keith Holyoake of New Zealand .

The Admiralty suggested Statement that the Monte Bello Islands might be suitable , so the Prime Minister of the United Kingdom , Clement Attlee , sent Sending a request Request to the Prime Minister of Australia , Robert Menzies .