udged, 125.
of signals, 274.
of strategy developed in 1800, 137.
of wars, change of, 135.
of wars of position, 135.

Systems modified by forms of government, 45.

T.

Tactical combinations, guiding principle in, 178.
defense of Switzerland, 169.
operations, disadvantages of the offensive in, 184.
position, protection of flanks in, 182.

Tactical positions, 181.
positions, rules for selecting, 181.

Tactics, 322.
executes movements, strategy directs them, 175.
grand, 69, 70.
of battles, great difficulty of, 196.
of Wellington in Spain and Portugal, 358.

Tagliamento, Napoleon's order at, 295.

Taroutin, surprise of Murat at, 209.

Telegraphs, portable, 275.

Temporary bases, 84.
bases, when necessary, 132.

Tetes de ponts, 160.
connection of, with strategy, 154.
how differ from intrenched camps, 160.

Theater of operations, 74, 75.
of operations between the Rhine and North Sea, 338-340.
of operations, how composed, 75.
of operations, how divided, 71.
of operations in the French Revolution, 104.
of war, border of the, 80, 81.
of war, decisive points of the, 85.
of war, definition of, 74.

Theories, difficulty of applying, in war, 269.
use of, in war, 323.

Thirty Years' War, 25.

Three-rank formation of infantry, 291, 293.

Topographical and statistical reconnoissances, 268.

Torgau, battle of, 205.

Torres-Vedras, camp of, 155.
intrenched camp at, 83.

Towers, masonry, 158.
of Coblentz, 159.
of Linz, 158.

Transversal maneuvers, 163.
marches in mountainous countries, 163.

Trees, clumps of, should be occupied, 303.

Troops, distribution of, in line of battle, 287.
employment of, 328.

Trot, when best for cavalry charge, 306, 307.

Turenne's surprise of the Austrian cantonments, 246.

Turin, battle of, 53.
intrenched camp at, 211.
lines of, 153, 213.

Turkey, invasion of, 23.

Turkish war of 1828 and 1829, 84.
wars, squares in, 296, 297.

Turks, cavalry charge of, 307.
naval expeditions of, 377, 378, 380.

Turning maneuvers, 179, 201, 206.
maneuver, rules for, 204.

Two corps, one behind the other, 285.

Two-rank formation, 346.

Two wars at once, danger of, 36.

U.

Ulm, battle of, 53.
battle of, won by strategy, 198.
camp of, 154.
maneuvers at, 90.

Uncertainty regarding battles, elements of, 197.

Unexpected battles, advanced guard in, 208.
meeting of two armies, 207.

Un