You might remember this line in Pauline Hanson's maiden speech: "I'm afraid we're in danger of being swamped by Asians."

It wasn't the first racist comment she'd made in public and it certainly wasn't the last.

Over the years, her enemies have changed and she now targets Muslims and elites, but it's the same tactic and it's infiltrated Australian politics.

This series was hosted by Ashlynne McGhee and produced and edited by Isabella Podwinski for The Conversation. Sound design by Michelle Macklem.