U.S., Japanese and South Korean naval forces exercised together in East Asian waters on Thursday in their most complex and final joint drills before President Joe Biden hands over one of his signature national security initiatives to Donald Trump.

Japan, South Korea and the U.S. hold a military exercise in a message to China and North Korea:::: Rahn Emanuel, U.S. Embassador to Japan"If you look at the region and you want to project deterrence,

SEOUL, South Korea — North Korea ratified a major defense treaty with Russia stipulating mutual military aid, the North’s state media reported Tuesday, as the U.S., South Korea and Ukraine say North Korea has sent thousands of troops to Russia to support its war against Ukraine.

North Korea ratified a defense treaty with Russia, state media reported Tuesday, formally deepening military cooperation that has seen Pyongyang send thousands of troops to help Moscow in its war against Ukraine.

North Korean troops have begun engaging in combat operations alongside Russian forces, the U.S. State Department said on Tuesday, expressing concern that Russia had turned to North Korea for soldiers to fight in its war with Ukraine.