--subdivision Artillery under names of individual armies, e.g. United States. Army--Artillery; also subdivision Artillery operations under individual wars, e.g. World War, 1939-1945--Artillery operations; and names of individual artilleries
Here are entered works on the military applications of space sciences. Works on interplanetary warfare, attacks on earth from outer space, or warfare among the nations of earth in outer space, are entered under Space warfare.
Here are entered works on the strategic and tactical employment of land or sea-based forces of a country at the time its maritime interests are threatened, so as to gain or exploit control of the sea or deny its use to the enemy. Works on long term questions of naval strength, including weapons, installations, national resources, etc., allowing a country to maintain control of the sea and the air space above are entered under Sea-power.
