South Korea's Lee begins China state visit
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North Korea reported on the drill a day after its neighbors said they detected multiple ballistic missile launches and accused the North of carrying out provocations.
North Korea's state media released photos Thursday of what it said was the hull of a nuclear submarine. Its leader denounced South Korea's plans to build its own subs as "an offensive act."
North Korean leader Kim Jong Un oversaw hypersonic missile firing drills, state media reported Monday, citing a "grave geopolitical crisis" following U.S. military action in Venezuela.
South Korea’s military reports projectile launch hours before Lee Jae Myung was due to head to Beijing