_Squad_: any small number of men, usual 7, under a corporal. _Platoon_: a sub-division, usually half, of a company under a lieutenant. _Troop_: 2 to 6 platoons, 76 to 100 men, under a captain. _Squadron_: 2 to 4 troops under a senior captain or a major. _Regiment_: 10 troops—or 4 to 6 squadrons—under a colonel. _Brigade_: 3 or 4 regiments under a brigadier-general. _Division_: 2 to 4 brigades under a major-general. ARTILLERY _Battery_: usually 144 men with 4 guns and 2 howitzers, under a captain. _Battalion_: 3 to 4 batteries under a major. _Regiment_: 2 to 8 battalions under a colonel. When infantry regiments are combined into brigades, brigades into divisions, and divisions into army corps,—cavalry, artillery, and certain other auxiliary troops, such as engineers, signal corps, etc., are joined with them in such proportions as are necessary. Every unit, from the company up, has its own supply and ammunition wagons, field hospitals, etc. WORD LIST Ab o li′tion party: a political party, founded by Garrison about 1833, the object of which was to free all slaves in the United States. ad vănçe′: forward movement of a military force. advance guard: troops which march in front, in order to secure a military force against surprise. āid′-dē-cămp: an officer who assists a general by sending orders, collecting information, etc. āide: a military or naval officer who assists a superior officer. A pä′che: a warlike Indian tribe originally located in New Mexico and Arizona. är′se nal: a place for the storage or manufacture of arms and military equipment. ar tĭl′ler y: cannon, large or small; that branch of the service which handles the cannon. as sa̤ult′: attack of a military force on the works or position of an enemy, in the effort to carry it by a single charge. bāse: a place from which the operations of an army proceed, forward movements are made, supplies are furnished, etc. bat tăl′ion: See page 210. bat′ter y: See page 210. bĭv′ouac (-wăk): a temporary encampment of soldiers, usually without tents. bri gāde′: See page 210. brŭnt: the shock of an attack or onset. bṳoy′ant: cheerful, light-hearted. cāis′ son: a strong four-wheeled wagon, consisting of two parts, the body and the limber, that carries ammunition chests or boxes. căn′is ter: cannon shot consisting of a metal cylinder which bursts when fired, discharging the bullets with which it is filled. cär′bine: a short, light rifle used chiefly by cavalry. căs′ca bel: a knob or projection in the rear of the breech of a muzzle-loading cannon. căv′al ry: that part of the army consisting of mounted soldiers. Çheȳ ĕnne′: an Indian tribe formerly inhabiting South Dakota, Wyoming, and Nevada. com man dänt′: the commanding officer of a place or of a body of men. cóm′pa ny: See page 210.