From 1818 to 1824, he served in the National Assembly, where he opposed the reinstallation of Ferdinand VII to the throne of Spain at the time of Trocadero (1823), with the eventual result that he found the leisure for a four-year tour of Italy, Greece, Turkey, Palestine and Egypt in the company of his son Léon de Laborde.
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At first stationed at Olmuz (Moravia), he was named captain in a regiment of light cavalry in October 1791, and saw action against the Revolutionary French forces the following year along the frontiers of the Austrian Netherlands and Luxembourg, where he distinguished himself by his generosity towards his compatriots who had been taken prisoner or wounded.
Alexandre Dumas | Alexandre Benois | Alexandre Guilmant | Alexandre Yersin | Pierre Charles Alexandre Louis | Alexandre Pires | Alexandre Herculano | Alexandre Dumas, fils | Alexandre Barbera-Ivanoff | Alexandre-Antonin Taché | Louis-Alexandre Taschereau | Charles-Alexandre Léon Durand Linois | Alexandre Michon | Alexandre Lenoir | Alexandre Koyré | Alexandre Calame | Alexandre-Athenase Noghès | Pierre-Alexandre Monsigny | Pierre-Alexandre Aveline | Louis Alexandre Andrault de Langeron | Henri-Alexandre Wallon | Alexandre Vinet | Alexandre Tharaud | Alexandre Silva Cleyton | Alexandre Pato's | Alexandre Pato | Alexandre Millerand | Alexandre Massura | Alexandre Marine | Alexandre Luigini |
Jacque also provided the illustrations for numerous books, in particular the Vicar of Wakefield by Oliver Goldsmith; The Indian Cottage, a novella published with Paul et Virginie; Picturesque Greece by Christopher Wordsworth; the Works of Shakespeare; and Ancient and Modern Versailles by Alexandre de Laborde.