<span>The only state added after 1800 that is east of the Appalachians was Florida. It was added in 1845, due to the numerous Indian problems, poor soil and the fact it wasn't a territory until 1822.</span>
Old immigrants were people who immigranted generally from Europe, for example, Britain or Germany.
New immigrants were people generally from Asia and the Pacific, for example, China, Japan, etc.
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I think it is for personal profit