China carried out offensive biological weapons work until 1987 and failed to disclose the full extent of the activities for years as required under an international agreement, according to the State Department's annual report on arm treaty compliance. Published April 28, 2022

A U.S. Navy guided-missile destroyer sailed through the Taiwan Strait this week triggering yet another blast of criticism from China's People's Liberation Army. Published April 27, 2022

Russian President Vladimir Putin badly miscalculated in launching the invasion of Ukraine and falsely believed his army could rapidly overrun the country, according to an analysis of the war published by the Army War College. Published April 27, 2022

Online video showing a Chinese jet crash over the weekend reveals that the Chinese air force appears to be receiving flight training from Russian instructors, according to U.S. and Chinese social media reports. Published April 25, 2022

Taiwan's military has published its first-ever civil defense handbook to prepare the island's 23 million people for a possible Chinese attack. Published April 14, 2022

China's People's Liberation Army is preparing to wage high-technology warfare in the metaverse, the emerging amalgam of virtual reality, the internet and the real world, according to a report by an Air Force think tank. Published April 13, 2022

China's test of an orbiting hypersonic missile last year demonstrated Beijing's longest range land attack weapon and is part of a growing arsenal of space warfare capabilities, according to a Defense Intelligence Agency report on space threats released Tuesday. Published April 12, 2022

A University of Kansas professor was found guilty this week of concealing ties to a Chinese government-linked university, and in a second case a Chinese national was sentenced to more than two years in prison for stealing agricultural trade secrets. Published April 8, 2022

China's global propaganda and disinformation operations are actively promoting pro-Russian narratives about the invasion of Ukraine, supporting Moscow's positions and blaming the United States for the conflict, according to the State Department center involved in trying to counter the operations. Published April 7, 2022

The Pentagon will eliminate the sole nuclear gravity bomb in the U.S. strategic weapons arsenal capable of blasting deeply buried underground structures as part of the Biden administration's review of strategic weapons policy, according to U.S. officials. Published April 4, 2022