|Points of interest|
100 billion to 500 billion
At the start of the Jedi Civil War, a conflict between the Republic and Darth Revan's Sith Empire erupted on the world; resulting in Sith control of the system and neighboring worlds. At the highest extent of the Sith Empire, Allanteen remained under Imperial control as part of an isolated area of Sith Space. It was used as a launching point for the Sith attack on Rhommamool.
With Revan and Darth Malak defeated, Allanteen returned to the Republic, remaining loyal for the next several millennia. During the Clone Wars, Jedi Knight Anakin Skywalker modified his Venator-class Star Destroyers at a shipyard in the system. During the Clone Wars, the planet was located within Separatist space.
Surviving Imperial rule, the world was liberated by the New Republic in 5 ABY as the Republic raced to take Imperial holdings. While under New Republic rule, the world was attacked and devastated by the Yuuzhan Vong War.