The modern country that was formerly part of the Ancient Roman Empire known as Gaul is France. The region of Gaul, during the Roman era, encompassed a vast area that included not only present-day France but also Luxembourg, Belgium, and parts of Switzerland, Italy, the Netherlands, and Germany. The Gallic Wars led by Julius Caesar in the 1st century BCE resulted in the Roman conquest of Gaul. This conquest significantly influenced the culture, language, and administrative frameworks of the region, and its legacy persists today, contributing to the historical and cultural identity of France.