The Trump administration has initiated investigations into politically motivated leaks regarding national security, as announced by Tulsi Gabbard, director of national intelligence.

Defense Secretary Pete Hegseth has ordered the closure of the Pentagon's Office of Net Assessment, an influential body focused on military strategy and future conflicts, with plans for restructuring.

President Trump announced that the U.S. would take control of Greenland during a speech in Congress, presenting both a welcoming message to Greenlanders and emphasizing the land's strategic importance to U.S. national security.

Top congressional Democrats have accused President Trump and Elon Musk of jeopardizing national security by aligning with Putin and undermining federal security.

The article discusses the increasing popularity of Chinese electric vehicles (EVs), particularly BYD, in Australia, contrasting the U.S. trade restrictions against these vehicles due to national security concerns. It highlights the consumer choice in Australia following the decline of its auto industry and details the implications of adopting Chinese technology in vehicles amidst security debates.