Jean Bernadotte's name is mispronounced throughout the film. It is actually pronounced BER-NAH-DOH.
Napoleon didn't conceive of the idea of attacking Italy. France had been fighting Austria in the War of the First Coalition since April 1792. France and Austria had armies facing each other in northern Italy. Napoleon was appointed to command the French army in Italy on March 1, 1794. he took command on the 26th and proceeded to inflict a series of defeats on the Austrian Army in the eastern Po River valley.