Pauline Hanson has called for Australia to reject multiculturalism and "live under the one cultural umbrella"."We are a multiracial society, but we must be monocultural," the One Nation party leader said at her National Press Club address on Wednesday. Since then, observers have asked what this means and how it would work in practice for Australia."Hanson made it plain — there is no room in her world for anything other than assimilation. But assimilation to what, exactly?" journalist Fotis Kapetopoulos wrote in the national Greek community newspaper Neos Kosmos newspaper this week."She says all Australians must live 'under one cultural umbrella'...