Joint Chiefs of Staff

U.S. and South Korea start military drills amid heightened tension with North Korea

U.S. and South Korea start military drills amid heightened tension with North Korea

A mock war erupts on the Korean peninsula each year, largely in secret, with thousands of military troops and their commanders tracking and repelling a North Korean attack.

It’s all a drill, a large-scale theoretical exercise aimed at protecting democratic South Korea, a U.S. ally.

But North Korea is not a fan.

The military exercises — known as Ulchi-Freedom Guardian — have been in the works for months, and began Monday. That prompted the totalitarian nation to declare the drills were “like pouring oil over fire,” and “aggravating” an already tense situation on the peninsula.

The war games, which involve thousands of troops from the United States and South Korea,...

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