Robert Gates becomes the new Secretary of Defense, replacing Donald H. Rumsfeld, who had served since January 2001. (It was Rumsfeld’s second tour in the post; he first served under President Gerald Ford from November 1975 to January 1977.)
Army Gen. Christopher G. Cavoli, head of U.S. European Command and Supreme Allied Commander Europe, warned that Russia would remain an enduring threat to NATO and global security, regardless of the outcome of the war in Ukraine.