Expanding the nuclear-sharing program to Warsaw would send a clear message to Putin: any attack on Poland would be a catastrophic mistake.

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,

Poland’s President Andrzej Duda has again called on the United States to deploy nuclear weapons to Poland as a deterrent to Russia.