Answer:
They thought it was necessary because they had to check and make sure each branch doesn't go over their limit of power. I hope that answers your question.
Explanation:
I hope this chart helps
True, Starting as early as the 1945 Pan-African Congress, Gold Coast's American-educated, independence leader Kwame Nkrumah made his focus clear.
Iran and Azerbaijan should be the answer, technically its Anatolia, but there ya go! Glad I could help.