Book excerpt: Centuries of warfare that changed the world are captured in History’s Greatest Wars. This book acts as a perfect primer for novices while offering seasoned history readers new perspectives on many famous and some not-so-well-known conflicts. Each chapter includes a quick-reference summary, a timeline, an overview of the war, essays on its principal leaders, a series of short, often offbeat features on aspects of the conflict, and a detailed account of a pivotal battle.