AUSTRALIA'S political landscape changed fundamentally this month with a stunning electoral performance in northern Queensland by the anti-immigrant One Nation party led by former barmaid and fish-and-chip shop owner Pauline Hanson. Nearly one in four Queensland voters opted for the flame-haired Hanson, who has become a media fixation and spokesperson for a disenchanted electorate in Australia's small towns, hard hit by economic globalisation and alienated by the increasingly cosmopolitan culture of the big cities.