As a federal election looms, Four Corners returns for 2025 with reporter Angus Grigg examining whether our two-party system is collapsing. Independents and minor parties are set to capture more than a third of the vote and become the king makers in the new parliament. In a cost-of-living election, Prime Minister Anthony Albanese has plenty to worry about.

With Donald Trump vowing to end the brutal war in Ukraine, Four Corners travels to the front line to investigate: Is peace even possible? As the war's third anniversary looms, Mark Willacy reports from the battlefield. This program contains coarse language and graphic footage of people being killed and injured in war.

Families call on governments to act as loved ones fall into extremism. Reporter Avani Dias investigates the growing threat of homegrown extremism, the painful reality of radicalisation and desperate calls for stronger action.

The Comeback King explores Donald Trump's dramatic resurgence following his 2020 election defeat, examining the pivotal moments and strategies that propelled him back to the forefront as a dominant force in U.S. politics.

Four Corners investigative journalist Dan Oakes uncovers the secrets of Australia's black-market tobacco trade, where arson attacks, extortion, and deadly feuds are used to control the illegal cigarette market.

Four Corners reveals how the Australian War Memorial is increasingly entwined with the global arms industry - raising troubling questions about conflicts of interest, corporate influence and the future of the memorial itself.

A one-hour special reveals deep failures and systemic issues in Australia's childcare sector. Adele Ferguson uncovers shocking cases of child abuse, neglect and injury highlighting gaps in childcare safety and accountability.

Australia's first ever truth-telling commission uncovers our hidden history. Bridget Brennan examines how we as a nation reckon with our colonial past and take critical steps towards truth, healing and justice.

A decade-long investigation has uncovered explosive new evidence suggesting that corrupt former NSW Crime Commission assistant director Mark Standen's criminality was far more extensive than the public was led to believe.

The rise of Xi Jinping and the global impact of his rule. Xi envisions a dominant China - militarily, technologically and on the world stage, but he's being tested by economic instability, mass protests and international pushback.

From volcano labs in Iceland, to disappearing glaciers in Switzerland and to sun-reflecting clouds in Australia, the bold experiments aimed not just at cutting emissions but removing carbon from the atmosphere.

In an extraordinary Four Corners exclusive, a former ASIO agent reveals to investigative reporter Sean Rubinsztein-Dunlop how a resurgent Islamic State network is radicalising Australian teens and plotting violence.

Beyond the campaign slogans, who has what it takes to lead the country? Louise Milligan examines the character, track record, and campaign strategies of the two men vying for power - Anthony Albanese and Peter Dutton.

Over summer, organised crime cast a terrifying shadow over Australia. The Jewish community in Sydney was left reeling - shaken by a wave of attacks. Now the caravan plot "mastermind" speaks for the first time.

Bunnings has become one of Australia's most dominant and profitable retailers. Critics say it's a corporate predator systematically picking off independents, shutting down competition and abusing its dominance with suppliers.

They call themselves Terrorgram - a group of "militant accelerationists" using extreme violence to bring down governments and create new white "ethnostates". The deadly consequences of unfettered free speech on social media.

Can the Liberal Party ever recover from its historic election loss? With the Nationals walking away from the Coalition, the Liberals face the very real prospect that they may never govern again. Patricia Karvelas talks to Liberal insiders as they grapple with the existential crisis of what the Liberal Party stands for and who it represents.

Doctors and frontline health workers warn they are witnessing the collapse of public mental health care in NSW. Staff say they're being forced to release people who are still seriously unwell because there aren't enough beds.

Australian mixed martial arts say they were pushed to their physical and financial limits while the UFC made over a billion dollars in revenue. Former fighters describe a culture of exploitation, secrecy, and lasting damage.

As the US launches a review into AUKUS, Four Corners examines the future of the $368 billion submarine deal. Mark Willacy speaks with key players inside the US Congress and the defence community, as senior UK figures warn of cost blowouts and delays.