Typhoon Nanmadol was derived from the name of a ruined city that was the capital of the Saudeleur Dynasty until when?
Typhoon Nanmadol (2011):  The name "Nanmadol" is derived from Nan Madol, a ruined city that lies off the eastern shore of the island of Pohnpei that was the capital of the Saudeleur dynasty until about AD 1500. Nan Madol: Nan Madol is an archaeological site adjacent to the eastern shore of the island of Pohnpei that was the capital of the Saudeleur Dynasty until about 1628.
i don't know