What was one impact of westward expansion in the United States during the mid nineteenth century?

1: Native Americans lost a large majority of their home lands.

2: Settlers learned to have large portions of farming lands in the west.

3: The introduction of more spacious land led to more factories being built.

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explanation:

lincoln presided over the union victory in the american civil war, which dominated his presidency. a former whig, lincoln ran on a political platform opposed to the expansion of slavery in the territories. his election served as the immediate impetus for the outbreak of the american civil war.