Answer:
President Thomas Jefferson set the Embargo Act of 1807 during the Napoleonic Wars. During the Napoleonic Wars, Britain's navy had seized Americans and their cargo to help with their war. ... He had hoped that this embargo would devastate Britain and France's economies because they would not receive American goods anymore.
Step-by-step explanation:
It's believed that the failure of France to put down a slave revolution in Haiti, the impending war with Great Britain and probable British naval blockade of France – combined with French economic difficulties – may have prompted Napoleon to offer Louisiana for sale to the United States.