White Australia, formerly known as the National Socialist Network, have raised $20,000 for Matthew Gruter

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A South African man whose visa was cancelled after attending a neo-Nazi rally in Sydney was detained by immigration agents in a pre-dawn operation and taken to Villawood detention centre.

Matthew Gruter, a South African national, has been quoted by his organisation, White Australia, as planning to fight his deportation “via every possible angle” but the home affairs minister, Tony Burke, defended his decision to cancel the visa.