An estimated 240 North Korean personnel gathered at a Russian military base in Khabarovsk on October 16.National Intelligence ServiceNorth Korea has sent 1,500 special forces troops to Russia, according to South Korea's spy agency.The troops are training ahead of an expected Ukraine war deployment.Satellite images published by Seoul are said to show the North Korean special forces at bases in eastern Russia.North Korea has sent around 1,500 special forces troops to Russia for combat training before an expected Ukraine war deployment, South Korea's spy agency said Friday.South Korea's National Intelligence Service, or NIS, said it observed North Korea moving special forces to eastern Russia between October 8 and 13, essentially marking the start of Pyongyang's military involvement in the Ukraine war.North Korea has sent weapons, including short-range missiles and artillery ammunition, to Russia during the conflict, but sending troops would be a new development.