The U.S. says there will be a "firm response" as Ukrainian forces holding ground in Russia's Kursk region now face North Korean troops "engaging in combat."

Russia has amassed a large force of tens of thousands — including recently arrived North Korean troops — to carry out an assault on the Ukrainian positions in Russia’s Kursk region expected in the coming days,

North Korean soldiers have engaged in combat operations against Ukraine alongside their Russian allies, South Korea's spy agency said on Wednesday. Seoul's confirmation comes amid growing global criticism as the two countries strengthen military ties,

A buildup of Russian troops in Ukraine’s southeast comes as uncertainty looms over how a Trump presidency will affect the war.

Gabbard has been accused of spreading Russian propaganda and former Secretary of State Hillary Rodham Clinton once referred to her as a "Russian asset."

Russia is open to negotiations on an end to the Ukraine war if initiated by U.S. President-elect Donald Trump, but any talks need to be based on the realities of Russian advances, Moscow's ambassador to the U.

Meeting NATO Secretary General Mark Rutte in Brussels, Blinken also said the deployment of North Korean troops to help Russia in the Ukraine war "demands and will get a firm response". President-elect Trump,

U.S. Secretary of State Antony J. Blinken says the Biden administration is determined to help Ukraine keep fighting its war with Russia next year.