Page:Machine-gun tactics (IA machineguntactic00appl).pdf/109

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Russians in the late war renders this point still to be proved by a future campaign; but it is well known that the machine guns with the 1st Siberian Army Corps constantly checked the Japanese pursuit, and more than once rendered a flanking movement abortive.

The moment that it is evident that a retreat is necessary it will be the duty of the Protective Cavalry commander immediately to collect all his cavalry, with a view to checking the enemy's advance, and at the same time he should apply to the G.O.C. for as many machine guns as he can spare, and this is certainly the occasion when all the mounted machine-gun batteries should be sent to the commander of the rear guard.

The first step will be to allot one or more batteries to the troops forming the two flank guards and to the main guard covering the centre. The general situation at this moment will of course govern their use. "The commander will determine, in accordance with the features of the ground, whether delay is best brought about by the occupation of positions blocking or flanking the enemy's line of advance and the employment of fire action, or by a vigorous and timely attack by a body of horsemen. Frequently, however, opportunities may be offered for acting wide on the flanks, where even the threat of a mounted attack or a sudden dash from ambush may cause the enemy's pursuit to be delayed without the force becoming too deeply committed."[A] In either case the