--subdivision Communication systems under names of individual military services, e.g. United States. Navy--Communication systems; and subdivision Communications under individual wars, e.g. World War, 1939-1945--Communications
Military Conscription -- See Draft Here are entered works on conscription for service in a country's armed forces. --subdivision Recruiting, enlistment, etc. under individual military services, e.g. United States. Army--Recruiting, enlistment, etc.