GENERAL STAFF: Aids Secretary of War in forming and executing plans and policies for the entire army.
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INFANTRY: A fighting arm – supported by other arms. Chief weapons: mortars, rifles and machine guns.
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ORDNANCE DEPARTMENT: Designs, procures, issues and maintains weapons, motor vehicles and ammunitions.
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CAVALRY: Horse and mechanized. Used for attack, reconnaissance, security. Weapons like that of the Infantry.
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QUARTERMASTER CORPS: Feeds, clothes, and houses the Army. Procures all material of standard manufacture.
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ARMORED COMMAND: Tanks furnish greatest striking power of attack. Have greatest mobility and fire power.
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CHEMICAL WARFARE SERVICES: Protects against enemy chemicals; may support fighting arms in retaliatory gas warfare.
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TANK DESTROYER COMMAND: Operates against and destroys enemy armored forces. Has high fire power and mobility.
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TRANSPORTATION CORPS: Embraces rail, water, highway shipments; ports of embarkation, regulating stations.
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FIELD ARTILLERY: Supports Infantry and Cavalry with guns, howitzers. Firing unit is battery of four guns.
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MEDICAL DEPARTMENT: Maintains health of Army. Services: medical, dental, sanitary, nursing, veterinary.
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COASTAL ARTILLERY: Operates coast guns, mines ports, charge with all antiaircraft defense.
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FINANCE DEPARTMENT: Pays Army salaries and amounts due for Army purchases. Audits accounts of Army property.
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ARMY AIR FORCES: Missions: bombardment, pursuit, observation, air defense, ground support, and transport.
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ADJUTANT GENERAL’S DEPT: Communicates orders. Arranges and preserves military records. Conducts recruiting service.
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CORPS OF ENGINEERS: Builds roads, bridges. Charged with laying mines, camouflage, demolitions, operation of utilities.
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CORPS OF CHAPLAINS: Is specially charged with religious, and moral welfare of members of all arms and services.
CORPS OF CHAPLAINS: Is specially charged with religious, and moral welfare of members of all arms and services.
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SIGNAL CORPS: Handles all signal communications at headquarters of divisions and larger units.
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INSPECTOR GENERAL’S OFFICE: Assists in military administration. Inspects commands, posts and installations. Investigates complaints.