North Korean troops have entered combat with Ukrainian forces, President Volodymyr Zelensky said, calling the engagement a "new page of instability in the world." "I want to thank everyone in the world who reacted to the deployment of North Korean soldiers in Russia,

Western and Ukrainian officials have called the appearance of North Korean forces on the battlefield a major escalation.

As the US and its allies escalate the war against Russia in Ukraine, the global dimensions of the conflict become ever clearer: The European war is merging with advanced US-led preparations for war in Asia against China.