Aug 27,2013 Topics of the Month The ROK-US Alliance – 2 ROK-US Alliance Rescheduling the War-time OPCON Transition From a Time-driven Approach to a Situation-driven Approach ROK and US defense authorities recently held the 4th ROK-US Integrated Defense Dialogue (KIDD) and discussed increased North Korean nuclear threats and related security issues, including postponement of wartime operational control (WOPCON) transition, which is scheduled for December 1, 2015. […] Koo Bon-hak* combined forces command , deterrence , ROK-US Alliance , WMD threat , WOPCON