 For nine months, the Diehard Battalion supported national interests in the Korean Theater of Operations by preparing for non-combatant evacuation operations (NEO), counter weapons of mass destruction (CWMD) operations, relocating elements of the battalion from Area I into Area III, and integrating enablers in support of the brigade.The battalion redeployed to Ft Riley, Kansas in June 2017.In January 2019, the battalion deployed with the 1st Brigade, 1st Infantry Division, to Europe in support of Operation Atlantic Resolve.