The article, “Islam's first terrorist”, by Clive Foss seek to address how the Kharijites rebels the Islamic political system. Believing that killing Muslims is not crime, the generally murdering all who did not support them. Through the eyes of the Kharijites, Muslims were not considered to be holy, and they never vowed to understand their religion. This article introduces the battle of Siffin, and explains the relocation of Ali's into Iraq. Next, it fully states the progression of Muhammad and the expansion of his Islamic empire. Lastly, how the Umayyads brought peace to the Muslims through the creation of a firm empire. The battle of Siffin aroused due to Caliph Othman assassination. Ali, the prophet