Two short - range missiles fired into the sea off the regime 's east coast . rebel groups said it was ' armed aggression ' against its annual exercises . officials aided by the U.S. and military officials insist they are just defensive . But they raise tensions and in 2013 the North feared nuclear retaliation .
Two short-range missiles fired into the sea off the regime 's east coast . South Korea said it was 'armed protest ' against its annual exercises . Drills aided by the U.S. and military chiefs insist they are just defensive . But they raise tensions and in 2013 the North vowed nuclear retaliation .