North Korea is gaining crucial military experience and equipment by sending troops to Russia, a U.S. official warned the United Nations, making the regime a growing threat to neighboring countries.

North Korea is “significantly benefiting” from its troops gaining battlefield experience fighting alongside Russian forces as it makes them more capable of waging war against rivals South Korea and Japan, a US official warned the UN.

The gun features a gigantic 8-meter barrel, which holds a record as one of the longest barrels of any self-propelled artillery system in the world.

The United States warned on Wednesday that North Korea is benefiting from its troops fighting alongside Russia against Ukraine, gaining experience that makes Pyongyang "more capable of waging war against its neighbors.

Ukrainian paratroopers used an armoured vehicle to try to crush Russian soldiers after claiming to have run out of ammunition during an attack in Kursk. US President-elect Donald Trump says owning the Arctic island is vital for national security,

North Korean Koksan howitzers spotted in Russia signal increased military aid in Ukraine conflict, escalating tensions and casualties.