How did the political and military structures set up by Genghis Khan aid the Mongol
conquests?

answer: the ocean

explanation: if you map out 30 n and 40 n latitude, you will get the ocean

newly independent countries of the former ussr

a love letter < 3

explanation:

the answer is a. the harappan civilisation is also called the indus valley civilisation, this is because they built their cities along the indus river. the reason behind this location can be found in the rest of the "old world" civilisations like mesopotamia or egypt, the first built their cities along the rivers tigris and euphrates, the second along the nil; : their respective civilisations thrived because the overflowing of their respective rivers produced favorable conditions for agriculture, their main support.