Napoleon Bonaparte, an able general of the French army, crowned himself the Emperor of France in 1804.
He started conquering neighboring countries by waging wars against them.
He saw himself as a liberal icon of Europe.
Napoleon introduced and inculcated many laws such as the protection of private property, equality before law, and a uniform system of weights and measures provided by the decimal system.
The positive impact he had on European and world order is exemplary.
But he failed to maintain his charisma because he made forced forced conscription and raised taxes to fight wars. He was finally defeated in the Battle of Waterloo in 1815.