Answer:
The aim of both archaeology and history is the research of the human past. The difference between these two disciplines derives from the source materials: historians use written sources while archaeologists concentrate on physical remains. ... Archaeology is challenging results made by the historical research.
Science (astronomy, geography, humanity, maths and medicine )
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Answer:
1803
Explanation:
Louisiana was purchased by the U.S. from the French in 1803. It wasn't admitted into the union until 1812.