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

Andrzej Duda believes Donald Trump could relocate U.S. nuclear warheads from Western Europe or the U.S. to Poland. He recently discussed the possibility with U.S. Special Envoy for Ukraine Keith Kellogg.

The Polish president, Andrzej Duda, has told the U.S. it should move its nuclear weapons to Polish territory. Duda told the Financial Times that the weapons would act as a deterrent against Russian aggression.