Korean Demilitarized Zone fence image courtesy of Sangmun Shin/Republic of Korea Ministry of National Defense under a Creative Commons Attribution-ShareAlike 2.0 Generic license (image has been cropped)

North and South Korea exchanged artillery fire after two South Korean soldiers were injured by land mines. South Korea claimed North Korea was responsible for placing the mines near a South Korean guard post in the Demilitarized Zone separating the two countries. South Korea responded by using loudspeakers to broadcast propaganda across the border. The Centre for North Korea-US Peace’s Kim Myong-chol, who some …