=========THE HIERARCHY==========
 
Elements of Harmony -- Inanimate objects that can overpower even Celestia herself when/if necessary; in theory this makes the mane sex more powerful than Celestia.
 
Princess Celestia, Empress of the Day -- Self-explanatory; co-supreme governor of all nations alongside sister Luna.
 
Princess Luna, Empress of the Night -- Self-explanatory; co-supreme governor of all nations alongside sister Celestia.
 
Princess Mi Amore "Cadence" Cadenza, Empress of Crystal -- Involved in international peacekeeping relations, head of the United Neightions.
 
President [x] - Each nation has their own individual leaders. These nations are not alluded to in this series, with the exception of foreigners like Zecora who have relocated to the Equestrian mainland.