What was a factor for the enslaving of Africans in the Triangular trade? pls help I need this in less than 2 hours I will give you 100 points

Why was the monroe doctrine necessary?

Which four of these developments were made under mongol rule during the pax mongolica? the extension of the grand canal in china the spread of christianity the spread of weapons that used gun powder the invention of new medicines the establishment of a postal system the invention of geometric models of lunar motion

This is the belief that a nation must develop and maintain a strong military force in order to pursue and defend its national interests.