The Battle of Marengo took place on June 14, 1800, during the Napoleonic Wars. It was fought between the French army, led by Napoleon Bonaparte, and the Austrian forces commanded by Michael von Melas. The battle occurred near the town of Marengo in northern Italy and was crucial for the French, as it helped solidify Napoleon's power in Europe. Despite initial setbacks, the French forces regrouped and launched a counterattack, ultimately winning the battle. The victory at Marengo allowed Napoleon to secure control over northern Italy and marked a significant turning point in the war against Austria.