One Nation claims historic seat in WA parliament after Secret Harbour by-election win | ABC NEWS

One Nation has secured a historic win in Western Australia and claimed its first lower house seat in the state’s parliament. One Nation candidate Luke Herdegen defeated Labor’s Georgia Tree to win the Secret Harbour by-election with a significant 18.6 per cent swing. The party’s WA leader Rod Caddies says the victory is a sign the two-party political system in Australia is dying, while WA Premier Roger Cook is urging fellow party members to see the disappointment as a reminder of cost-of-living pressures in the state. Subscribe: http://ab.co/1svxLVE Read more here: https://www.abc.net.au/news/2026-08-30/one-nation-claims-win-secret-harbour-by-election/107094074 Note: In most cases, our captions are auto-generated. #ABCNEWS #ABCNEWSAustralia #abcnewschannel