"Through various sources of information and intelligence, we assess that North Korean troops who have recently engaged in combat with Ukrainian forces have suffered around 1,100 casualties," the JCS said in a statement.

South Korea warns of North Korea’s preparations to supply more troops and drones to aid Russia in the Ukraine war.

South Korea has imposed sanctions on 11 individuals and 15 organisations involved in military cooperation between Russia and North Korea, the financing of North Korea's nuclear and missile programmes and Pyongyang's illegal procurement of sanctioned goods.

South Korea's military has reported that North Korea is likely to be preparing to deploy additional troops and military equipment to Russia, potentially including kamikaze drones, in support of Moscow's war against Ukraine.

As the war in Ukraine drags on toward a fourth year, North Korea is preparing to send Moscow more troops beyond the 12,000 already there, as well as additional weapons, including suicide drones, according to the latest assessment from South Korean intelligence.

In Trump-led armistice talks, the Hermit Kingdom may want a seat at the table.

South Korea's military said Pyongyang is preparing to deploy more troops and equipment to Russia to aid Moscow's war against Ukraine. Seoul said it detected signs that North Korea is producing and supplying more suicide drones,

North Korea has already provided 240-millimeter multiple rocket launchers and 170mm self-propelled howitzers, and was seen preparing to produce more suicide drones to be shipped to Russia after leader Kim Jong Un guided a test last month, according to Seoul's Joint Chiefs of Staff (JCS).

The South's Joint Chiefs of Staff (JCS) on Monday said at least 100 North Korean soldiers have died while another 1,000 suffered injuries in the bordering Kursk region, where Moscow's forces have been battling a Ukrainian ground incursion since August.

Ukrainian President Volodymyr Zelenskiy said on Monday that more than 3,000 North Korean soldiers have been killed and wounded in Russia's Kursk region and warned that Pyongyang could send more personnel and equipment for Moscow's army.

Ukrainian President Volodymyr Zelenskyy said on Monday that more than 3,000 North Korean soldiers have been killed or wounded in Russia's Kursk region and warned that Pyongyang could send more personnel and equipment for Moscow's army.