If a war broke out between the United States and China, the clash between two of the world’s most powerful militaries would be horrific. And the United States could very well lose.

That’s a concern among current and former defense officials and military analysts, one of whom told Breaking Defense earlier this year that in war games simulating great-power conflict in which the United States fights Russia and China, the United States “gets its ass handed to it.”

Speaking at the Aspen Security Forum last week, Admiral Philip Davidson, who oversees U.S. military forces in Asia, called China “the greatest long-term strategic threat to the United States and the rules-based international order.” He described China’s rapid military buildup in nearly every domain—air, sea, land, space, and cyber—and said that while China’s