Answer: Large River Basins
Explanation: Because if you look at the history of their geography you will see this along with coastal plains, etc are too!
I think theres 2 that you could argue.
Revelation 22:6
[6] And he said unto me, These sayings are faithful and true: and the Lord God of the holy prophets sent his angel to shew unto his servants the things which must shortly be done.
This says that the prophesies are true and God has sent his angle to prepare for them to come true.
Revelation 22:16
[16] I Jesus have sent mine angel to testify unto you these things in the churches. I am the root and the offspring of David, and the bright and morning star.
This again says that Jesus has sent an angel to prepare the world for the prophesies.
The north had many supporters whether they were in the southern territories or the northern. Many people sacrificed equipment, food, water, etc. in order to help the north ensure victory.
It gave everyone a sense of security? (i don't think that's right but i mean hey sounds good)
It’s a person who wants to end slavery