Russia may be close to sharing advanced satellite technology with North Korea after the isolated nation supplied troops to help bolster Moscow’s war in Ukraine, United States Secretary of State Antony Blinken warned Monday.

At the same time on Saturday, the Ukrainian armed forces reported 179 separate clashes along the tense line of contact, facing down attacks around the northeastern city of Kharkiv and the city of Pokrovsk in the country's Donbas region. They estimated as many as 1,730 Russian personnel were killed or captured in the assaults.

North Korea test fires a ballistic missile as Blinken visits Seoul, where he warned that Putin could provide Kim Jong Un with advanced space technology.

“In battles yesterday and today near just one village, Makhnovka, the Russian army lost up to a battalion of North Korean infantry soldiers and Russian paratroops,” Mr Zelensky said in his nightly address yesterday, calling the losses “significant.”

The North Korean losses amount to almost 10 percent of the country’s deployment to Russia, the Biden administration said.

As Ukrainian forces mount a new offensive in Russia’s Kursk region, U.S. Secretary of State Antony Blinken on Monday said that success in this region would improve Kyiv’s bargaining position in any future ceasefire negotiations.

Ukrainian special forces have released several excerpts from a purported diary it said was found on a North Korean soldier killed in front-line fighting in Russia. North Korean leader Kim Jong Un ...

Zelenskyy reported that a North Korean battalion was destroyed in 48 hours during a clash in Kursk, with heavy casualties for North Korea.

Kyiv with ‘last resort counteroffensive’ in Kursk amid heavy North Korean losses - Ukrainian and Western sources estimate about 11,000 North Korean troops are stationed in Kursk

NATO has previously described the deployment of North Korean soldiers to Russia as a "significant escalation" in the conflict.

A total of 3,800 North Korean soldiers have been killed or wounded in Russia's Kursk Oblast, President Volodymyr Zelensky said in an interview with Lex Fridman on Jan. 5.