Ukrainian President Volodymyr Zelenskyy later gave a far higher estimate, saying the total killed and wounded in the Kursk region has already exceeded 3,000.
In Trump-led armistice talks, the Hermit Kingdom may want a seat at the table.
"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's military said on Monday it has detected signs of North Korea preparing to send more troops and weapons, including suicide drones, to Russia to support its war against Ukraine.
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.
South Korea reports over 1,000 North Korean casualties in Russia-Ukraine war, while Kyiv estimates over 3,000.
South Korea’s military has detected signs that North Korea is gearing up to increase its deployment of troops and military equipment to Russia as it focuses on bolstering its alliance with Moscow, the Joint Chiefs of Staff said Monday. “(The North ...
Pyongyang is reportedly "preparing for the rotation or additional deployment of soldiers" to aid Russia's war effort, the JCS said. Seoul said its intelligence also suggests that the nuclear-armed ...
North Korea has reportedly sent more than 10,000 troops to fight in Russia's war against Ukraine. But many among them have fallen. Seoul puts the number of those killed or wounded at more than a thousand,
Trump’s posturing has triggered concerns for critical Asia-Pacific partners such as Japan and South Korea, say analysts - Anadolu Ajansı
Russia launches ‘massive’ missile attack on Christmas as Moscow cargo ship sinks - One person killed and 15 injured in ballistic missile attack in Kryvyi Rih