North Korea: This is a warning.
The Pyongyang government has announced a nationwide semi-state of war alert, the second highest readiness level, just below state of war alert. The alert is to last through 31 October.
This is a critical warning indicator, either of a North Korean provocation or of precautions against a surprise attack by the Allies. In either case it is a high cost action that signifies the North judges it is in a crisis, real or contrived.
The duration of this...