What was the exent from east to west in miles of the land napoleon governed or controlled?

At the height of his power, Napoleon governed or controlled a vast expanse of land across Europe, stretching approximately 1,200 miles from east to west. This territory included significant parts of France, the Low Countries, Italy, and parts of the German states, reaching into the Iberian Peninsula. His influence extended into regions of Central and Eastern Europe, although the exact boundaries fluctuated due to military campaigns and treaties.