Besides recognizing the military value of colonies, Americans desire to expand beyond American shores because they desired markets for surplus goods.
"Americans saw attractive economic opportunities in the wide stretches of fertile land and Pacific Coast ports. They also thought of settling unexplored territory, and that the United States should grow speedily across the globe before other nations do so. It needed evolving military power and show-casing shrewd diplomacy".
"For agricultural country like the America was at the time, this had an obvious consequence. American shores needed to grow or else the country could become populated and the people poverty stricken".
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