Defense Health Agency. The Defense Health Agency (DHA) is a joint, integrated Combat Support Agency that enables the U.S Army, U.S Navy, and U.S Air Force medical services to provide a medically ready force and ready medical force to Combatant Commands in both peacetime and wartime.
Definition of preemption. 1a : the right of purchasing before others; especially : one given by the government to the actual settler upon a tract of public landb : the purchase of something under this right.
A conclusive presumption is a presumption that is so strong, that no evidence will be allowed to rebut or overcome it. conclusive presumption is also referred to as an absolute presumption or an irrebuttable presumption. 1  Never Talk to the Police Know your rights when stopped or questioned by law enforcement. 2  It can make the difference in your case.