This book investigates the historical reality of the Spanish conquistadors by dismantling long-standing myths surrounding their rapid conquest of the Americas. Felipe Fernández-Armesto and Matthew Restall, both established historians of the colonial era, utilize contemporary scholarship to re-examine the motivations, demographics, and societal impacts of the Spanish invasions. The authors argue that the traditional narrative of a small group of European heroes is insufficient, proposing instead a complex framework that accounts for the agency of indigenous allies and African participants in the shifting power dynamics of the New World.

Experts frequently cite this work as a concise and effective revisionist text that successfully challenges outdated colonial historiography. Readers often note the academic density of the prose, which remains accessible for students and general history enthusiasts seeking a modern perspective on the subject.