Because the Chinese empire was conquered by the manchurians
The Americans thought that Napoleon might withdraw the offer preventing the United States from acquiring New Orleans at any time, <span>, so they agreed and signed the Louisiana Purchase Treaty on April 30, 1803. On July 4, 1803, the treaty reached Washington, D.C..</span>
Answer:extended drought and high winds
Explanation: that’s a natural disaster
Appalachian<span> highlands, and Rocky </span><span>Mountains</span>