The nuclear shadow has precluded large-scale war between nuclear states. A fear of mutual destruction helped keep the Cold War between the Soviet Union and the United States from escalating to direct conflict,

The president of Poland, Andrzej Duda, has repeated his call for the US to base nuclear weapons on Polish soil. In the presidential palace in Warsaw, he told me that it would make Poland stronger and safer,

There are few weapons in the world that are more useful unused. What many people don’t realize is that nuclear weapons are most efficient when they remain in the silos. Nuclear weapons provide mobility,