Fire Nation

The Fire Nation is one of the world's four nations and five sovereign states. It is an absolute monarchy led by the Fire Lord and home to most firebenders. Fire nation are currently the most dominant nation within the Avatar universe as they are able to maintain a colonial client states and a standing national army at the same time. The Fire nation also possess immense navy and fleet because of their early industrialization, thus with this immense power, they are able to conquer Earth nation who are 5 times the size of the Fire nation.

Ranks
Fire Lord Ozai: The main

Prince Zuko: Hachiman_DaiMyojin

Princess Azula:

Nobility:

War Minister: Fire Sage:

General:

Admiral:

Master Sergeant:

Commander:

Captain:

Lieutenant:

Colonel:

Private:

Cadet:

Fire Nation Citizen:

Culture
The Fire nation culture is heavily influenced by Earth's East and South East Asian culture such as Empire of Japan for its absolutism and early industrialization that triggers their dominance during the war. Another example can be seen where Fire nation citizen and soldier adopted clothing from Thailand and Cambodia as their summer clothing.