Mountain View, CA

As images of destruction and death emerge from Ukraine, and refugees flee the country in their millions, the world’s attention is rightly focused on the horror of what many once thought an impossibility in the 21st century: a large-scale modern war in Europe. In this grim moment, however, it is all the more important to think through and coldly reassess the dangers presented by other potential conflicts that could be sparked by growing geopolitical tensions. The most significant among these is the risk of a war between the United States and China. The salutary lesson of our time is that this scenario is no longer unthinkable.