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1 |
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America 1492 /
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2 |
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Ancient Egypt /
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3 |
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Benjamin Franklin /
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4 |
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Civil War /
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5 |
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Civil rights /
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6 |
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Conservation /
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7 |
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First Americans /
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8 |
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Great depression /
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9 |
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Northwest Coast peoples /
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10 |
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Pioneers /
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