United States presidential election of 1860, American presidential election held on Nov. 6, 1860, in which Republican Abraham Lincoln defeated Southern Democrat John C. Breckinridge, Democrat Stephen A. Douglas, and Constitutional Union candidate John Bell.
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answered: Guest
the effect of the ming leaders banning ships with more than two masts was that there was no further construction of ships masts, because there was a surplus. ming emperors disallowed foreign exploration
