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Silvestre Velez de Escalante and Atanasio Dominguez made their first far-reaching exploration of the Utah region.
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Between 1824-1825, Jim Bridger was probably the first person to see the Great Salt Lake.
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Brigham Young and the first Mormon Pioneers arrived in the Great Salt Lake region.
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The United States won the Utah area from Mexico at teh end of the Mexican War.
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The Mormons created the State of Desert and adopted their first constitution.
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Congress Established the Utah Territory.
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Telegraph lines met at Salt Lake City, providing the first transcontinental telegraph service.
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BBC Transcontinental RR VideoThe first transcontinental railroad system was completed at Promontory.
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Mormons in Utah were advised by their church president Wilford Woodruff to give up polyhamy. Polygamy was prohibited after 1904.
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Utah became the 45th state of the United States of America.