Who said "our manifest destiny to overspread the continent allotted by providence for the free development of our yearly multiplying millions"?

answer; ///i believe that one(1) of the issues was how to count slaves for the purpose of determining the number of a state's representatives in the house of representatives; how slaves would be counted for

texas governor sam houston opposed secession, but was unable to prevent it. in this speech, given prior to lincoln's election, he presents the argument that slavery would be safer within the united states than outside of it. it was a prescient argument, and one held by several other southern leaders.

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