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10,000 BCE
The Pleistocene epoch
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1 BCE
The Earth was formed
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San Diego de Alcala 1769
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Scared Expeditition 1769-1782
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Mexican independence from Spain
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San Francisco Solano 1823
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Year the missions closed
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Nicoleno Indians left San Nicolas Island
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John Muir was born
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Bear Flag Revolt
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Date gold was discovered by John Marshall on the American river
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Mexico lost California
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Year California became a state
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Karana was rescued
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Pigeon Express
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San Francisco Earthquake magnitude 8.25
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Pygmy Mammoth
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big present