The Missouri Republican opposed allowing Finland and Sweden into the trans-Atlantic alliance in the wake of Russia's aggression.
The move further increases Russia’s strategic isolation in the wake of its invasion of neighboring Ukraine in February.
President Joe Biden announced Wednesday the U.S. will establish its first permanent presence in Poland.
NATO leaders are meeting in Madrid amid what Secretary General Jens Stoltenberg calls “the most serious security crisis we have faced since the Second World War.”
A Russian Defense Ministry spokesman said Russian forces used high-precision Kalibr missiles to destroy the depot.
Ukrainian fighters extracted from the last bastion of resistance in Mariupol were taken to a former penal colony in enemy-controlled territory.
Approval usually takes eight to 12 months, but NATO wants to move quickly given the threat from Russia hanging over the Nordic countries’ heads.
Officials say Sweden has decided to apply for NATO membership to end more than 200 years of military nonalignment because of Russia’s invasion of Ukraine.
Nearly three months have passed since Russia invaded Ukraine.
Sweden, also nonaligned, moved a step closer to applying for NATO membership after the governing Social Democratic party met Sunday and backed joining the trans-Atlantic alliance.