He was a good choice for a French-American privateer
as he had served briefly in the United States in the Revolutionary
War.
Ultimately, Berthier abandons Napoleion. After
Napoleon abdicates, Berthier announces his support for the monarchy.
When Napoleon returns, Berthier does not rally to his side. Bethier
seems to have made the smart choices, but he does not live long.
He dies under mysterious circumstances at his estate in Bavaria
in 1815.