In 1803, the united states bought the louisiana territory from france for $15 million. this was called the louisiana purchase. as a result of the louisiana purchase,

The US doubled it size and we now shared a border with Mexico. Also we had acsess to the port of New Orlenes

Explanation:

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president thomas jefferson hoped that the embargo act of 1807 would the united states by demonstrating to britain and france their dependence on american goods, convincing them to respect american neutrality and stop impressing american seamen. instead, the act had a devastating effect on american trade.