This polemic against Islamic extremism highlights the striking parallels between contemporary Islamism and the 20th-century fascism embodied by Hitler and Mussolini. Like those infamous ideologies, Islamism today touts imperialist dreams of world domination, belief in its inherent superiority, contempt for the rest of humanity, and often a murderous agenda. The author, born and raised in Egypt and now living in Germany, not only explains the historical connections between early 20th-century fascist movements in Europe and extremist factions in Islam, but he also traces the fascist tendencies...