Congratulatory messages to the president-elect from Presidents Yoon and Zelensky mask fears the 47th president could compromise with, or yield to,

Ukrainian troops have for the first time engaged with North Korean units that were recently deployed to help Russia in the war with its neighbor, Ukraine's defense minister said Tuesday. Another Kyiv official said Ukraine's army fired artillery at North Korean soldiers in Russia's Kursk border region.

North Korean troops have entered combat with Ukrainian forces, President Volodymyr Zelensky said, calling the engagement a "new page of instability in the world."