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Nancy and Ann Kesley were the first white females to cross Utah and the journey took them six months!
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Brigham Young leads a party of Mormons to Salt Lake Valley.
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Utah becomes U.S. territory.
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Mormons and Indians kill 120 people in the Mountain Meadows Massacre.
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Utes resist being forced onto reservatoins during the Black Hawk War.
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Utah enters the Union as the 45th state; Utah grants women the right to vote in state and local elections.
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More than a million American sign a petition asking Congress not to seat Utah representive Brigham Roberts, because he has plural wives.
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The U.S. military begins testing nuclear weapons in the Utah desert.
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Salt Lake City hosts the Winter Olympics Games.