.... Senator Roberts blamed unchecked immigration for the fraying of Australia's social fabric, insisting it was a reason voters were abandoning the major parties.
Australians were now fleeing areas of heavy migrant settlement, especially Islamic settlement.
"Self-segregation has become a reality," he said.
Australians weren't afraid of any religion but Islam, he said, and immigrants should be chosen from cultures with a track record of assimilation.
Fellow crossbencher Jacqui Lambie called for Australia to follow in the footsteps of Donald Trump and ban anyone in support of Sharia law from entering Australia.
She called for Australia to halve its immigration intake and halve its foreign aid.
"Sharia law is an anti-democratic cancer that doesn't belong in a free society," she told parliament.
"If they support Sharia law and want it in Australia, don't let them in. [AAP] Read more