Answer:
bilateral
Explanation: if more than 2 its called multilateral
Answer:
A common theory is that the Aryans originated in the Russian plains and possibly migrated to Europe and in Mesopotamia. There is also a belief that they arose in Europe and migrated eastward. According to some theorists Aryans founded the ancient civilizations of Mesopotamia and were thus the first civilized people of the world.
After WWII, the world was left in a complete mess. Japan had it's nuclear devastation and Germany as well as England were in rubble. However, during the course of the war, there were many innovations in weaponry and protection. Also, improvements in field training.
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