North Korea is preparing to send Russia more than 100 artillery systems – originally designed to flatten Seoul – to be used in its war against Ukraine.

South Korea’s military says it suspects North Korea is preparing to send additional troops to Russia after its soldiers already deployed on the Russian-Ukraine war fronts suffered heavy casualties

North Korean leader Kim Jong Un called for bolstering nuclear forces this year during a visit to the country's nuclear material production base and nuclear weapons institute, state media KCNA said on Wednesday.

Budanov said North Korea has sent 120 self-propelled howitzers and 120 MLRS to Russia, and is likely to send the same number again.

North Korea's disguised rocket launchers. North Korea has sent rocket launchers disguised as civilian trucks to Russia to support the combined Russian-North Korean force battling an incursion by Ukrainian troops.

North Korean troops' limited combat experience and unfamiliarity with the terrain of the Russian-Ukrainian battlefields have contributed to heavy losses.

Hyunseung Lee, a former soldier who fled North Korea, told BI that those sent to fight against Ukraine have "zero relationship with modern warfare."

South Korea's military said on Friday that it suspects North Korea is preparing to send more troops to Russia to fight Ukrainian forces, even after suffering losses and seeing some of its soldiers captured.

A Ukrainian special forces commander says North Korean troops have moved back from the fighting for roughly a fortnight

On the battlefield, North Korean troops have withdrawn from the frontline in part of Russia ’s Kursk region after suffering heavy losses, a Ukrainian commander said.

Lt. Gen. Kyrylo Budanov said North Korea has already provided Russia with 120 self-propelled artillery guns and 120 multiple-launch rocket systems, with more to come.