In 1862 the Pacific Railway Act was approved by Congress, encouraging the construction of a transcontinental railroad. Some of these railroads were built with assistance from the Federal Government.
The reason there was slavery in the United States is because there was more work to do than people to do it. The North's population grew quicker than the South's, so they could become "moral"quicker
<span>What was not a reason for westward expansion in the americas in the 1800's?
</span><span>B. decreased immigration
The Westward expansion was brought about by the increasing number of population as well as the need to acquire more land to farm and produce crops. Gold was discovered in the west during those times thus increasing the number of people migrating to the west.
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<em>I think the answer is</em> instituting universal military mobilization
<em>I hope this helps </em>
