By selling Louisiana to the U.S. in 1803, Napoleon obviated the need to defend it against the British, and he may have hoped that the need of the U.S. to defend the territory (against the British) might have brought America back to its alliance with France.
Hope this helps
Isolationism.
Isolationism was the general policy advocated by members of the public and led by members of the Senate which advocated for the US staying out of wars in Europe and Asia that did not involve it, especially in light of the US's slow emergence from the Great Depression.
could be wrong but i believe the answer is the theories of Social Darwinism were often used to justify the efforts of certain political, social, or economic views.
It is a <span>government in which one person has uncontrolled or unlimited authority over others; the government or power of an absolute monarch.</span>