 The 1% target remained a part of government policy until the Whitlam Government (1972–1975), when immigration numbers were substantially cut back, only to be restored by the Fraser Government (1975–1982).Some 4.2 million immigrants arrived between 1945 and 1985, about 40 percent of whom came from Britain and Ireland.182,159 people were sponsored by the International Refugee Organisation (IRO) from the end of World War II up to the end of 1954 to resettle in Australia from Europe—more than the number of convicts transported to Australia in the first 80 years after European settlement.