During the Wars of Apostasy circa 378.M36, the Fire Hawks Chapter was still young. They bravely joined the stand made by the Imperial Fists, Black Templars and Soul Drinkers Chapters, along with the Martian Tech Guard against the corruption and enormities of the megalomaniacal High Lord Goge Vandire. The Fire Hawks went on to fight valiantly in many major battles against the Apostate forces of the insane Vandire. Their defiance was paid for with the loss of their first homeworld, Zhoros, to mass thermal bombing by a Frateris Templar fleet loyal to Vandire. Refusing to relent in their opposition to the Apostates, the Fire Hawks helped play a key role in Vandire's overthrow, taking part in the attack on Terra which finally unseated the mad High Lord. Left in tatters, the Fire Hawks' diligenc