The French Army of First Consul Napoleon Bonaparte defeats the Austrians at the Battle of Marengo in Northern Italy and re-conquers Italy.

Napoleon Bonaparte, later known by his regnal name Napoleon I, was Emperor of the French from 18 May 1804 until his first abdication in 1814, with a brief restoration during the Hundred Days in 1815. He rose to prominence as a general during the French Revolution and led a series of military…