The sinking of Le Patriote off this modern-day country’s coast caused the loss of a hydrogen generator, diminishing the military ballooning regiment’s capabilities. Gaspard Monge theorized a mechanism of mirage formation while in this country, where René Réaumur had recorded observations of artificial chicken incubators dubbed “egg ovens” (15[1])48 years prior. Joseph Fourier compiled field reports into the catalog, the Description of [this country], which was published under its (*) “Institute.” A French expedition in this country rediscovered a canal built by Necho II. (10[2])Pierre Bouchard uncovered a slab (10[1])whose Demotic and Ancient Greek inscriptions Champollion later used to decipher this country’s pictographic script. For 10 points, name this country where Napoleon’s scientific expedition uncovered the Rosetta Stone. ■END■