How do lines of latitude and longitude you locate places on earths surface with greater accuracy?

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

Which of the following statements described the sons of liberty

When did the us congress declare war on the confederate states?