Andorian Empire
The Andorian Empire was the official state of the Andorian people and a founding member of the United Federation of Planets in 2161.

History 
Main articles: Andorian history and Federation history
The Andorian Empire was one of the allies of United Earth during the Earth-Romulan War and had previously assisted Earth during the Xindi crisis. ()

Territory

Government 
The Andorian government was led by a chancellor. The Andorian chancellor maintained diplomatic relations with the Aenar race, following their contact in the early-22nd century. ()

Military 

The military branch of the Andorian Empire was known as the Andorian Imperial Guard, which operated both starships and infantry forces. ()

Appendices

Apocrypha 
In the Star Trek: Typhon Pact novel Paths of Disharmony, the Andorian government formally secedes from the Federation in 2382 following the controversy over revelations made by the Tholians that the Federation classified records roughly a century prior that the Andorians would come to believe possibly held a key to aiding them in a reproductive crisis brought on by the need for four genders to procreate. The crisis had been exacerbated by the Federation's war with the Borg, and the subsequent damage to Andor, that was the focus of the Star Trek: Destiny trilogy.

External link 
 

de:Andorianisches Imperium
ja:アンドリア帝国
nl:Andorian rijk
sr:Андоријанско царство
Governments