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Daniel Boone was and explorer and a first frontier.
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U.S. Born Eli Whitney pattened the cotton Gin
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United states purchased roughly over 800k miles of land and spent 15 million for it.
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First to cross what is now know as the western portion of the united states
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Millitary conflict lasting about three years
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The indian tribe of about 1000 people made this.
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They were missionaries in the 19th century
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It was american settlement in texas and we took spnish land.
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was the widely held belief in the United States that American settlers were destined to expand throughout the continent.
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The oregon trail was a 2200 mile route east to west
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Nine covered wagons left on a 2500 mile party
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The mexican and american war.
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The discovery of gold nuggets in sacremento valley started it
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Was a millitary officer and explorer