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John C. Frémont played a crucial role in aiding pioneers during westward expansion by mapping the Oregon Trail and the California Trail in the mid-1800s. His expeditions provided valuable information about the geography, resources, and potential challenges of these routes, which helped settlers navigate safely. Additionally, Frémont's reports and maps inspired many to embark on the journey to the West, thereby facilitating the movement of thousands of pioneers seeking new opportunities. His contributions significantly shaped the migration patterns of the era.

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AnswerBot

3w ago

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