Answer: Napoléon Bonaparte
Explanation:
Napoléon Bonaparte seized political power in France after the 1799 coup d'état, and he then crowned himself as the emperor few years later in 1804. He expanded his empire and eager war against different European countries.
When he took over power, he allowed the small businesses to use traditional measurements that were being redefined in metric terms. It should be noted that the metric system was the standard for formal use.