Communications, increased liability to interruption of, 13; greater opportunities for Cavalry to interfere with, 14; especially after victory, 14; to be maintained with Headquarters on field of battle, 67 Comparison between Cavalry and Infantry, 59 Concentration, question of disturbing enemy's communications during, 19; views of other Powers on this, 20; value of raids during, 20; premature commitment of Cavalry during, 24; reasons against sacrificing Cavalry during, 25; defensive duties during, 26; advantages of pushing forward during enemy's, 28; of force for raids, 35; of considerable masses, when essential, 44; for combat, 106, 108, 109 Corn, amount of, to be carried by Cavalry, 130; author's experiment, 203 Coulmiers, Battle of, 86 'Critique' after field days, 243 Cyclists, value of, in conjunction with Cavalry, 22, 147; circulation of intelligence by, 39; should enable Divisional Cavalry to be economized, 42; further Regulations required, 146; limitations of, 148; to be attached to Cavalry, 178 Deception of enemy, means towards, 119 Defects in horses, correction of, 199 Defence of villages, 97 Defensive duties at commencement of War, 26; combat, 92; 'immobile' detachments during, 92; action, breaking off a, 94; action, duties of dismounted men during, 259 Despatch riders, 138, 145 Detachments, economy in use of, 38; reports from, to Headquarters, 111; outflanking, during attack, 232 Direction, change of, during action, 117 Dismounted action, increased importance of, 49; when desirable in attack, 49; when inevitable, 50; Sheridan's Cavalry in, 51; during rearguard actions, 52; during general engagements, 55; examples of Fredericksburg and Five Forks, 55; in South African War, 56; Franco-German War, 57; 'mobile' and 'immobile' horses, 91; in defensive combat, 92, 93; tactical distribution of men in, 96; 'Wing' or 'Line' systems, 96; in defence of villages, 97 _et seq._; in attack, 99; training for, 247; importance of, not sufficiently appreciated, 248 _et seq._; not to be confined to the defensive, 249; recruits' course, 250; Regulations as to, require expansion, 257 _et seq._; as important as fighting in the saddle, 262 Dispersion of troops for raids, 35; for screening and security, 106, 109 Divisional Cavalry defined, 38; duties of, 39; apportionment of, 41; as little as possible should be retained for Infantry Divisions, 42; reconnaissance duties of, 141; security duties of, 144 Divisions of Cavalry, maintenance of, during peace, 161; present strength insufficient, 165; permanent creation of, not advisable, 167 'Double-column' formation, when recommended, 80, 229 'Drei Treffen Taktik,' 73 'Dressur' detachment, 190