The closure of the Kaesong complex the last outpost of inter-Korean economic cooperation in turn followed weeks of near-daily verbal attacks by North Korea against the South and the U.S. after the U.N. imposed tougher sanctions against Pyongyang following its third nuclear test in February.

WSJ: North Korea Fires Another Missile Sunday

The closure of the industrial complex the last outpost of inter-Korean economic cooperation in turn followed weeks of near-daily verbal attacks by North Korea against the South and the U.S. after the U.N. imposed tougher sanctions against Pyongyang following its third nuclear test in February.

WSJ: North Korea Fires Missiles Into Sea