The U.S. has opened a new air defense base in northern Poland, underscoring a guarantee of security on NATO's eastern flank, Polish President Andrzej Duda said on Nov. 13.

The United States opened a new air defence base in northern Poland on Wednesday, an event the European nation's president said showed the country was secure as a member of NATO even as Russia wages war in neighbouring Ukraine.

The Polish side will not be able to transfer MiG-29 aircraft to Ukraine until NATO guarantees Poland the security of its airspace, Polish President Andrzej Duda said.

On November 13, the United States opened a new missile defense base in Redzikowo, a town in northern Poland near the Baltic Sea, as reported by Reuters. Polish President Andrzej Duda said the new base reinforces Poland’s security as a NATO member,