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Economic opportunities
The promise land attracted many settlers, the availability of fertile land for farming and the opportunity for mining and trade. This motivated families to move westward for better economic prospects. -
The Louisiana Purchase
The territory doubled in size for the U.S and provided vast lands for settlers. This demonstrated the governments willingness to get land to promote growth. -
Manifest Destiny
The Manifest destiny potentially fueled public support for westward Expansion, suggesting that it was a moral obligation to spread democracy and civilization.