Circle of the Tar Kings

"'Salt and Silver'"The ruling council of the Free City of Sigil. It is made up of the city's thirteen wealthiest individuals (most often owners of shipping companies, merchants, and wealthy former sailors). Since the Circle's inception, it has held no less than seven members of Asmiri heritage.

The Glass Knights, or "Tarboys," owe undying allegiance to the Circle and its members. Otherwise, the Circle's military is a force of mercenaries.

The Circle establishes tariffs, taxes, and trade relations with other nations. It also develops legislation.