Regulations should not lay down fixed evolutions, 70; but only essential principles of action, 70; existing edition of, requires revision, 70, 79; importance of Section 346, 76; rearrangement recommended, 244; as to training of dismounted squadrons, 253 Reinforcements, difficulty of supplying Cavalry, 151 Remounts, supply of, in War, 159; English blood in, 187; training of, 187 Reports in the field to be made to Headquarters and to adjacent columns, 11; transmission of, 138 _et seq._ Reserve forage, 131 Reserve squadrons, position for, during attack, 232 Reserve troops an easy prey to Cavalry when once beaten, 15 Rest, importance of, to horses, 124, 125 Retreat, advantages of 'outer lines' in, 78; duty of Cavalry covering a, 88 Riding, cross-country, 186; individual, 189 Riding School, 193 _et seq._ Roszbach, Battle of, 83 Rushes, advancing by, 113 Rye as forage, 206 Schlichting, General von, writings of, 81; criticism of, 83; on application of drill-book principles, 237 School, Riding, 192; War (see 'War School'); of Cavalry, 290 Screening, importance of, 12; during absence of troops, 27; must give way to obtaining intelligence, 28; distinct from reconnoitring, 32; must be fought for, 33 Security when secondary to obtaining intelligence, 28; during rest, 122; general advantages of, 124 Sedan, Battle of, 87 Seidlitz, Von, at Zorndorf, 87 Simplicity essential to successful tactics, 68 Single combat exercises, 195 _et seq._ Skeleton enemy, 244 Soor, action of, 83 Squadron School, the basis of tactical training, 214; drill, 217; tactical training of dismounted, 258; general education of, 272, 276; practical exercises for, 275 'Squadron column,' merits of, 228 Staff required for Cavalry corps, 228 Strategical handling of Cavalry, importance of, 37; fixed regulations inapplicable to, 105; general principles, 105 Subdivision of force, 107 Summary of opinions on Cavalry generally, 294 Supply trains must march as fast as Cavalry, 171; length of, 172; mobility of, 173 Supreme Commander, presence of Cavalry essential to success of, 37 Surprise the essence of Cavalry actions, 16; indispensable in raids, 34; requirements for success in, 118 System, the 'three-line,' 74 Tactical action by Divisional Cavalry precluded, 40; of Cavalry changed by new conditions, 49; 'Drei Treffen,' 73; training for, too elementary, 223 Tactical education for troops generally, 213 _et seq._ Tactical principles, Cavalry _v._ Cavalry, 231 _et seq._; Cavalry _v._ Infantry and Artillery, 232 _et seq._; exercises to develop the, 236 Tactical and strategical principles of the future, 83 Telegraph, control of, 140; limitations as to the use of, in Manoeuvres, 279 'Three-line' system, 73