Command & Conquer: Tiberian Sun – Firestorm is an expansion pack to Tiberian Sun developed by Westwood and published by Electronic Arts on March 7,2000. Firestorm also features single- and multiplayer modes.Firestorm follows the events as they unfolded in the GDI campaign of Tiberian Sun. With Nod fractured into feuding warlords following Kane’s death, Anton Slavik is determined to keep Kane’s ideology alive through the resurrection of Nod’s highly advanced artificial intelligence, CABAL (Computer Assisted Biologically Augmented Lifeform).The Global Defense Initiative continues its ongoing campaign to stop the spread of Tiberium and its monstrous mutations by retrieving the extraterrestrial Tacitus device. The two factions join forces to overcome Nod’s previous vital assistant in tactical decisions and their current nemesis,CABAL, who intends to conquer the world through the systematic assimilation of human populations into cyborg armies with the means of Tiberium on a massive scale.