Defense

Defense or defence may refer to:

==Tactical, martial, and political acts or groups== Defense (military), forces primarily intended for warfare Civil defense, the organizing of civilians to deal with emergencies or enemy attacks Defense industry, industry which manufactures and sells weapons and military technology Self-defense, the use of force to defend oneself Haganah (Hebrew for "The Defence"), a paramilitary organization in British Palestine National security, security of a nation state, its citizens, economy, and institutions, as a duty of government Defence diplomacy, pursuit of foreign policy objectives through the peaceful employment of defence resources Ministry of defence or department of defense, a part of government which regulates the armed forces Defence minister, a cabinet position in charge of a ministry of defense International security, measures taken by states and international organizations to ensure mutual survival and safety