The slave revolt in Haiti.
He lost Haiti to a slave revolt.
Spain
toussiant
I think the answer is France.
It was the French Revolution.
The French Revolution.
In 1799 he became the First Consul of the Executive Government of the First French Republic. On 2 August 1802 a national referendum was held that gave him the title of First Consul for Life. He was no longer bound to a 10 year term of office. His reforms were in place and France prospered. His opposition from within the Army were sent to San Domingo to put down the slave revolt and the unhappy royalists were exiled when he exposed them for plotting against his leadership. On 18 May 1804 the Senate passed a Bill introducing the French Empire with Napoleon as Emperor. On 2 December 1804 Napoleon Bonaparte crowned himself Emperor of the French.
On Haiti against a Slave Revolt, in Spain against guerrilla warfare, in Russia against General Winter and Belgium (before it was called Belgium) where he met his Waterloo.
Slavery had been ended by the French Revolution but Napoleon tried to bring it back.
He ended a Royalist revolt with his famous whiff of grapeshot which gained him wealth, fame and promotion.
The American Revolution succeeded in establishing the long-term representative government while the French Revolution eventually produced a dictator (Napoleon Bonaparte). The American Revolution was different from the French revolution because the Americal revolution was a revolt against a colonial power. The French revolution was an uprising against the appression imposed by Members of the titled nobility.