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1815
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Treaty with the Sauk, 1815
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1830
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Treaty with the Missouria, Fox, Sioux, Menominee, Ottoe, Iowa, Sauk, Winnebago, and Omaha, 1830
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1831
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Treaty with the Sauk and Fox, 1831
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1909
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Agreement with the Sauk and Fox in Oklahoma, 1909
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1909
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Agreement with the Sauk and Fox in Iowa, 1909
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