These Are China’s Weapons of War and Why They Worry America The Pentagon released its report to Congress, Military and Security Developments Involving the People’s Republic of China. The report outlines military technology advancements and the techniques and training the branches of the People’s Liberation Army (PLA) have undertaken in the last year. While the report seldom contains any earthshattering revelations on China’s military advancement, it does — in very broad strokes — give insight to the developments in China that give the Department of Defense the most concern. The following is a selection of Chinese weapons that were highlighted in the report.