A. Atlantic
The Papal Division ran through the middle vertically in the Atlantic, don't mistake it for the Treaty of Saragossa, which is in the Pacific.
Was there a war or anything like that if there was, the people in the war could’ve signed a peace treaty or something
Answer:
I believe your answer would be the App Mountains i remember learning something similar to this in ninth grade but that was in the beginning of it so i might be wrong but i have a pretty good feeling it is :)
Explanation:
It would be the marvelous Roman Empire