Unfairness, money, and the rights of people, btw I might be wrong but this is the best I got.
Answer:
This may not be entirely correct, but the North didn't want to the South to join the Union because they highly disagreed with the idea of slavery, which is what the South believed was a good thing since it benefited them. Although, the North also wanted them to join the Union when slavery was no longer a thing because they were cut in half as a country and were more vulnerable to Britain and any other country who wanted control over the United States.
Explanation:
You forgot to put the map. But I will list some states and capitals below.
Texas-Austin
Alabama-Montgomery
Arizona- Phoenix
Arkansas- Little Rock
Colorado-Denver
Delaware-Dover
California- Los Angelas
Florida- Tallahassee
If you need one that isn’t one of these states, please let me know
The answer is: The Byzantine emperor.
I hope this helps.
Have a nice day.
^-^