Where was the focus of u. s expansion before the late 1800s?

Before the U.S. expansion they focused on economic interests , military interests, and belief in cultural superiority  10 people found this useful. Americans had always sought to expand the size of their nation, before the late 1800`s they extended their control toward the pacific coast.  Before the U.S. expansion they focused on economic interests , military interests, and belief in cultural superiority  10 people found this useful.

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d. migration of french settlers into english colonies

i confess that there are several parts of this constitution which i do not at present approve, but i am not sure i shall never approve them: for having lived long, i have experienced many instances of being obliged by better information or fuller consideration, to change opinions even on important subjects, which i once thought right, but found to be otherwise. it is therefore that the older i grow, the more apt i am to doubt my own judgment, and to pay more respect to the judgment of others.