Sector 221-G is a sector of space. Although not a part of the Federation, Starfleet has in the past assigned two starships, the USS Excalibur, and the USS Trident, to the sector to supply aid and humanitarian support to the residents. (Star Trek: New Frontier series) ^{[citation needed]}

• See also
  • Thallonian Empire
  • New Thallonian Protectorate

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