Police in Western Australia have seized guns and revoked or suspended firearms permits from dozens of owners linked to what investigators describe as sovereign citizen ideologies, or views that reject ...

A large-scale manhunt is underway in Australia's Victoria state after two police officers were killed and a third was seriously injured in what authorities are calling an ambush. About 10 officers ...

The alleged killing of two police officers who attempted to serve a warrant on a self-proclaimed “sovereign citizen” in Australia shows how a movement that originated in the United States has taken ...

Keiran Hardy receives funding from the Australian Research Council for a Discovery Project on conspiracy-fuelled extremism. Kristina Murphy receives funding from The Australian Research Council to ...

While executing an arrest warrant at a property in the regional Victorian town of Porepunkah on Tuesday morning, two police officers were shot dead and another was seriously wounded. The alleged ...

The sovereign citizen movement, according to a 2013 paper from the University of North Carolina School of Government, is a catch-all term encompassing several anti-government groups such as the ...

A man displaying a homemade “sovereign citizen” license plate repeatedly called 911 to report the police were attempting to seize the unauthorized tag and then resisted arrest when officers attempted ...

The prosecution of a self-described "sovereign citizen" on federal drug and firearms charges has triggered a federal lawsuit against two judges and an attorney with the U.S. attorney's office in ...