President Roosevelt later used similar reasoning as one
justification for -

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

What was new about the writing system developed by the phoenicians, and why was this important to the growth of knowledge and spread of ideas?

What were the advantages and dis- advantages of how britain and france ruled in africa?