He was unable to prove his theory because he didn't have any proof.
Answer:
I think it might be
Surrounding seas allowed people to set up ports for trade.
The location near the sea allowed people to interact with other civilizations.
A lack of flat land made people dependent on trade to survive.
Explanation:
Edit: dont listin to me im wrong im pretty sure
Answer: The Articles of Confederation was the United States' first constitution. ... The Articles of Confederation created a national government composed of a Congress, which had the power to declare war, appoint military officers, sign treaties, make alliances, appoint foreign ambassadors, and manage relations with Indians.
Explanation:
The forest reserve act of 1891 is a law that allowed the president of the United States to set aside forest reserves from the land in the public domain.
I would go with roles that women played during world war 2