providing an Indigenous voice to government. The Senior Advisory Group (SAG) is co-chaired by Professor Tom Calma , Chancellor of the University of Canberra, and Professor Dr Marcia Langton, Associate Provost at the University of Melbourne, and comprises a total of 20 leaders and experts from across the country. There was some skepticism about the process from the beginning, with the criticism that it did not honour the Uluru Statement from the Hearts plea to "walk with us in a movement of the Australian people for a better future". According to Michelle Grattan, "...it is notable that it is calling it a 'voice to government' rather than a 'voice to parliament' ". Prime Minister Scott Morrison rejected the proposal in the Uluru Statement for a voice to parliament to be put into the Australian constitution; instead, the voice will be enshrined in legislation. The government also said it would run a referendum during its present term about recognising Indigenous people in the constitution "should a consensus be reached and should it be likely to succeed”. Immigrants and asylum seekers Australia is an immigrant nation with a large and longstanding multi-ethnic migration program. Historically, from the 1890s to the 1950s the country adhered to the White Australia Policy, which effectively barred or impeded people of non-European descent from immigrating to Australia. The policy was dismantled by successive governments after World War II, and from the 1970s successive governments officially supported multiculturalism. Australia is a signatory to the Refugee Convention and a component of the Australian immigration program is devoted to providing protection for refugees. The majority of refugees received by Australia are identified and referred by the UNHCR. The Special Humanitarian Program further offers refuge to people subject to "substantial discrimination amounting to gross violation of human rights in their home country" and who are supported by a proposer within Australia. In 2009–10 a total of 13,770 visas were granted under these categories. The annual figure remained roughly stable for the years between 2004–2010 and accepted applicants from such nations as Myanmar, Iraq, Bhutan, Afghanistan and six African countries. To varying degrees of success, recent Australian governments have sought to discourage unauthorised arrivals by people seeking refugee status in Australia by maintaining a system of mandatory detention for processing of people who arrive without a visa. In 1992, Australia adopted a policy of under which the Australian government could detain any