BERNARD, SIMON French general of engi neers, was born at Dole, educated at the Ecole Polytechnique, and entered the army in the corps of engineers. He rose rapidly, and served (1805-12) as aide-de-camp to Napoleon. After the emperor's fall he emigrated to the United States, where, being made a brigadier-general of engineers, he executed extensive mili tary works for the Government, notably at Fortress Monroe (Va.), and around New York, and did a large amount of the civil engineer ing connected with the Chesapeake and Ohio canal and the Dela ware breakwater. He returned to France after the revolution of 183o, was made a lieutenant-general by Louis Philippe, and in 1836 served as minister of war.