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H. Wager Halleck , A. M. , Lieut. of Engineers, U. S. Army ., Elements of Military Art and Science; or, Course of Instruction in Strategy, Fortification, Tactis of Battles &c., Embracing the Duties of Staff, Infantry, Cavalry, Artillery and Engineers. Adapted to the Use of Volunteers and Militia., Chapter 3: Fortifications.Their importance in the defence of States proved by numerous historical examples (search)
d in check the élite of the Austrian forces, while the French reserve crossed the Alps, seized the important points of the country, and cut off the Austrian line of retreat. But even after the victory of Marengo, says Napoleon, I did not consider the whole of Italy reconquered, until all the fortified places between me and the Mincio should be occupied by my troops. I gave Melas permission to return to Mantua, on condition of his surrendering all these fortresses. He now directed Chasseloup de Laubat and his engineers to repair and remodel the fortifications of Verona, Legnano, Pechiera, Mantua, the line of the Adda, Milan, Alessandria, More than twenty millions of money were appropriated for this place alone. Roco d'aufo, Genoa, and several smaller works; thus forming a quadruple line of defence against Austrian aggression in Italy. These works were of great service to the French in 1805, enabling Massena with fifty thousand men to hold in check the Archduke Charles with more
H. Wager Halleck , A. M. , Lieut. of Engineers, U. S. Army ., Elements of Military Art and Science; or, Course of Instruction in Strategy, Fortification, Tactis of Battles &c., Embracing the Duties of Staff, Infantry, Cavalry, Artillery and Engineers. Adapted to the Use of Volunteers and Militia., Chapter 13: permanent fortifications.—Historical Notice of the progress of this Art.—Description of the several parts of a Fortress, and the various Methods of fortifying a position (search)
tly a man of genius, and during his career at the head of the War Department of France, numerous and very important improvements were made in the several branches of the military art, and especially in strategy. His work on fortification exhibits much originality and genius, but it is doubtful whether it has very much contributed to the improvement of this art. His ideas have been very severely, and rather unfairly criticized by the English, and particularly by Sir Howard Douglas. Chasseloup de Laubat early distinguished himself as an engineer of much capacity and talent. He followed Napoleon in nearly all his campaigns, and conducted many of his sieges. He remodelled the fortifications of Northern Italy and of the Lower Rhine. He published in 1811. The improvements which he introduced are numerous and valuable, and he probably contributed more to advance his art, and to restore the equilibrium between attack and defence, than any other engineer since Cormontaigne. After the f