Within weeks of their arrival, officials said Pyongyang's forces were already experiencing significant losses.Britain's defense ministry said on Friday that as of mid-January, about 1,000 North Korean soldiers had been killed and about 3,

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.

Western officials have told the BBC that North Korean troops have already suffered nearly 40% casualties in the fighting in Russia's western Kursk region, in just three months. The officials, who spoke on grounds of anonymity,