JUNG YEON-JE/AFP via Getty Images
- South Korea has resumed live-fire drills after seven years.
- South Korea previously paused the drills due to a 2018 military accord, which North Korea is accused of violating 3,600 times.
- The drills follow a flurry of other activity on the peninsula lately.
The South Korean military resumed live-fire drills on border islands Wednesday after a seven-year pause. The exercise follows a failed North Korean missile test and a flurry of other activity and comes as the two countries battle with balloons.