It is a group of allies like Vulcans and Andorions. Earth is the center of it all.
Star Trek Federation One - 2008 was released on: USA: 2 November 2008 (internet)
The United Federation of Planets, founded in 2161
Star Trek Birth of the Federation - 1999 VG was released on: USA: 30 April 1999
2178. Terra Nova is admitted to the Federation. (Star Trek Charts, p. 32) Star Trek Star Charts: The Complete Atlas of Star Trek. 2002. Cartography. ISBN 0743437705
Star Trek comes from our own system in San Francisco, CA, from the United Federation of Planets.
It is actually spelled Khitomer. It is a Klingon planet and the site of the peace treaty between the Federation and the Klingons in Star Trek IV: The Undiscovered Country.
There is a 'Neutral Zone' between the United Federation of Planets and the Romulan's Star Empire . ~ See related link below .
Not at the begging but later on at about the next generation they appear to be nutral
In order Star Trek: The Motion Picture Star Trek: The Wrath of Kahn Star Trek: The Search for Spock Star Trek: The Voyage Home Star Trek: The Final Frontier Star Trek: The Undiscovered Country Star Trek: Generations Star Trek: First Contact Star Trek: Insurrection Star Trek: Nemesis Star Trek (plain and simple Star Trek)
The Empire and the Borg The Federation and the Rebels from Star wars are good guys and would become allies in fighting the bad guys.
Star Trek: The animated Series (1973) Star Trek: The Next Generation (1987) Star Trek: Deep Space Nine (1993) Star Trek: Voyager (1995) Star Trek: Enterprise (2001)
Star Trek: The Original Series Star Trek: The Animated Series Star Trek: The Next Generation Star Trek: Deep Space Nine Star Trek: Voyager Star Trek: Enterprise Star Trek: Bridge Commander (TV Series)