NATO airspace will not be used to transfer fighter planes to the Ukrainian military, alliance leaders said Tuesday after a meeting in Poland, where top U.S. commanders were on hand for high-level security talks. Ukraine has requested additional military hardware from the West to help stave off Russia’s full-scale invasion, …

Roughly 80% of the more than 170,000 troops Russia had surrounding Ukraine for months before invading are now inside the country, though the Ukrainian resistance and supply issues have slowed their advance, a senior U.S. defense official said Tuesday. Russian forces advancing toward Ukraine’s capital of Kyiv “has made no …

The United States and its allies announced their crucial decision to prohibit the access of particular Russian financial institutions from the SWIFT international payment system last February 26. This marks the latest and arguably, harshest sanction to date on Moscow as it continues its invasion of Ukraine. The procedure is …