Answer:
In the 1800s, what route did pioneers follow to settle the Pacific Coast?
the Mississippi River
Explanation:
<u>The route of Oregon</u> <em><u>was one of the main routes of migration by earth of North America, that left from several places in the Missouri river and arrived until the Territory of Oregon</u></em>, <u>then in most of the rivers of the basin of the Mississippi and the Missouri.</u>
<u>The first to use the route were, by 1820, the fur traders, followed by missionaries, military expeditions and some groups of civilians from the 1830s.
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<em><u>The answer is</u></em>: <u>The Oregon Trail.</u>
