Local Leaders were responsible for running the military.
The headright system was implemented in an effort to
France didn't really <em>lose </em>Louisiana, the territory was sold to the United States for just sixty eight million francs, given the prize for the size and later value of the territory, this transaction could be considered by some as a loss for France.
Napoleon's administration sold it, mostly out of the prospect of a new war with Great Britain and to fund his army.
Alfred Thayer Mahan was a United States naval officer, historian, and one of the most influential American authors of the nineteenth century.
He argued that modern navies needed repair and coaling stations, which would not be dependable if controlled by other nations. This reasoning implied a justification for American acquisition of colonies to develop port facilities throughout the world.