<span>Approved because it brang in more jobs, civilization, and Americans could get<span>their things easier and faster. Cons were going through their land.
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The answer is the interest groups. It is because this is a
group where in people are joined together because of the shared purpose that
they all have and a way that they work together because of the fact of
promoting their interest, influencing others and protecting their own. They
will find outside strategies to be useful because their group are likely to
take part in social and political systems.
US Constitution i don't have 20 word to say so let me add my answer