The Equatorial Union consist of a large part of South Asia (India, Afghanistan, Pakistan) and Southeast Asia (Brunei, Cambodia, East Timor, Indonesia, Laos, Malaysia, Myanmar, Philippines, Singapore, Thailand and Vietnam) and Papua New Guinea. During the First Alliance-PLANT War, they were one of three neutral nations, having no affiliations with the Earth Alliance or ZAFT; the other two being the Kingdom of Scandinavia and the Orb Union. After the said war, the Equatorial Union acquired some territories from the Eurasian Federation. At the dawn of the Second Alliance-PLANT War, it was one of the countries that suffered extensive damage from the "Break the World" Incident.
|Factions of the Cosmic Era|
|Atlantic Federation | Eurasian Federation | Republic of East Asia | South Africa Union | United States of South America | OMNI Enforcer | Blue Cosmos/Logos | Phantom Pain|
|PLANT Supreme Council | ZAFT | African Community | Oceania Union|
|Equatorial Union | Kingdom of Scandinavia | Orb Union | Three Ships Alliance/Clyne Faction | Terminal | DSSD | Mars Colony|
|Actaeon Industries | Adukurf Mechano-Industries | Fujiyama Company | Junk Guild | Serpent Tail | Morgenroete | Librarian Works|