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John Marshall discovers gold at Sutter's Mill in California, January 1848.
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New York Herald publishes article about California Gold Rush.
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Draft written for the original Constitution of the State of California.
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The New York Herald published a second article about the California Gold Rush.
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On September 8, 1850, California officially became a state of the U.S.
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In the year 1854, California's population reached 300,000.