Soldiers of the 8th Regiment of Ukraine's Special Operations Forces resisted an assault of North Korean soldiers in Russia’s Kursk Oblast for eight hours, killing 21 and wounding 40, the unit said on Jan.

Ukraine wanted to show that North Korean troops are fighting alongside Russian troops. It took a high-stakes mission to prove it.

North Korean troops seem to temporarily withdraw from one section of front in Kursk Oblast, military says Russia claims to capture Velyka Novosilka, Ukraine admits partial retreat but says battles ongoing Russia intensifies attacks near Pokrovsk,

The North Korean troops fighting for Russia are highly trained and will stop at nothing to avoid surrender, Ukrainian sources tell Sam Kiley, The Independent’s World Affairs Editor, in Sumy

Facing exhaustion and North Korean troops, these soldiers fighting for Ukraine say the war needs to end. A CBC News team spoke to them before they headed back to the front line, trying to hold territory seized in Russia's Kursk region.

New reports reveal the presence of North Korean soldiers on the Kursk front, using outdated strategies and extreme loyalty to Kim Jong Un.