United States Department of Defense | Israel Defense Forces | United States Secretary of Defense | National Defense Service Medal | Defense Superior Service Medal | Japan Maritime Self-Defense Force | Air Defense, Tactical Air Command | United States Deputy Secretary of Defense | La Défense | Aerospace Defense Command | Office of the Secretary of Defense | National Defense University | Defense of the Ancients | Defense Distinguished Service Medal | Strategic Defense Initiative | North American Aerospace Defense Command | Japan Self-Defense Forces | Environmental Defense Fund | Defense Intelligence Agency | Defense | Western Air Defense Force | Natural Resources Defense Council | National Defense Act of 1916 | Japan Air Self-Defense Force | Institute for Defense Analyses | insanity defense | Defense Science Board | Defense Meritorious Service Medal | Defense Language Institute | National Defense Research Committee |