 Convention of 1800

The Convention of 1800 or the Treaty of Mortefontaine between the United States of America and France ended the 1798–1800 Quasi-War, an undeclared naval war waged primarily in the Caribbean, and terminated the 1778 Treaty of Alliance.The 1778 Treaty of Alliance between France and the United States agreed that in return for French support in the American Revolutionary War, the US would defend French possessions in the Caribbean against foreign aggression.