In "Battles for God," Karen Armstrong meticulously examines the rise and nature of religious fundamentalism within Judaism, Christianity, and Islam. She delves into the historical, social, and political contexts that have fueled these movements, providing a nuanced understanding of their diverse manifestations and underlying motivations. Armstrong challenges readers to look beyond simplistic interpretations, revealing the complex interplay of tradition, modernity, and identity that shapes fundamentalist ideologies. This seminal work offers crucial insights into one of the most significant and often misunderstood phenomena of the modern world, making it essential reading for anyone seeking to comprehend the forces at play in contemporary religious landscapes.