Defenses World War, 1939-1945 History 27 Campaigns 12 Economic aspects 11 Guerre mondiale, 1939-1945 11 Military readiness 11 more ... Foreign relations 6 Politics and government 6 Défense nationale 5 Economic conditions 5 Military policy 5 Equipment and supplies 4 History, Military 4 Military art and science 4 Naval operations 4 Neutrality 4 Submarine 4 Aerial operations, Japanese 3 Colonies 3 Debts, Public 3 Industrial mobilization 3 Naval operations, German 3 Naval operations, Japanese 3 Psychological aspects 3 Suicide 3 Armed Forces 2 Causes 2 Civil defense 2 Diplomatic history 2 less ...