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Is Australia's two-party political system dead?

ABC Australia · May 22, 2026, 9:43 PM · Also reported by 4 other sources

Key takeaways

  • The rise of minor parties like the Greens and One Nation is dismantling Australia's two-party system, a pollster says.
  • First, there was South Australia's March election where it won its first lower house seats and came in second, in terms of primary vote, to the dominant SA Labor Party.
  • Then, earlier this month, in the electorate of Farrer in NSW, David Farley claimed another substantial first for One Nation — the party's first federal lower house seat.

Why this matters: an international story with cross-border implications worth tracking.

The rise of minor parties like the Greens and One Nation is dismantling Australia's two-party system, a pollster says. (ABC News: Xavier Martin/ABC News)

Link copied Share Share article In a few short months, One Nation has gone from political agitator Pauline Hanson's fringe party to a serious political disrupter.

First, there was South Australia's March election where it won its first lower house seats and came in second, in terms of primary vote, to the dominant SA Labor Party.

Article preview — originally published by ABC Australia. Full story at the source.
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