A representative form of government with a Sultan as the head of state.
It is similar to a constitutional monarchy.
The Sultanate of Muscat and Oman is a Arabian Sultanate.
No, Brunei is a sovereign state and a constitutional sultanate. It is ruled by a Sultan who is the head of state with full executive authority under the constitution.
Sultanate of Sulu ended in 1917.
Sultanate of Rum ended in 1307.
Sultanate of Rum was created in 1077.
Aceh Sultanate was created in 1496.
Bahmani Sultanate was created in 1347.
Bahmani Sultanate ended in 1527.
Angoche Sultanate was created in 1485.
Angoche Sultanate ended in 1910.
Sultanate of Lahej was created in 1728.