Twenty-First Coalition

The Twenty-First Coalition, often written as 21st Coalition and named the Dark Coalition by the New Republic, was a galactic coalition formed by interplanetary nations against the New Republic to restore the Galactic Empire.

Second Galactic Empire
The leading member of the Coalition was the reconstituted Empire known then as the Second Galactic Empire formed from the Democratic Union of the Core and the Core Worlds Federal Republic as well as the Empire of the Deep Core. It caused the crisis that lead to the creation of the Coalition.

New Imperium
Following the Treaty of Jovan Station which ended the New Imperium War the remaining forces of the New Imperium fled to the where they rebuilt. Eventually the remnant forces under the orders of the Second Empire began a campaign to retake the territory they had lost.