Thirty years after Pauline Hanson first exploded onto the national stage railing against immigration, globalisation and a political class she said had abandoned ordinary Australians, her party has finally broken through. It forces a sharper question inside the Coalition about whether Farrer is simply a protest vote or the start of something more enduring in regional Australia. In a once-safe Coalition stronghold in the southern Riverina, the result has exposed unease about whether conservative voters are simply venting in a byelection or steadily shifting allegiance in places that were long considered political bedrock. Pauline Hanson has capitalised on voter discontent, while Angus Taylor and the Coalition have many questions to answer. Artwork — Marija Ercegovac Internally, Coalition figures are urging caution. Byelections are volatile contests where voters can express frustration without changing government. Some also point to Sussan Ley’s departure as a local destabiliser that amplified the swing.…