For anyone seeking to know the when, where, why and who of any historical event this guide will have a concise answer. From the Trojan war to the Arab Spring and the ancient civilizations of the world to the revolutionary ideas and wars that have shaped the face of the modern world, Hudson's guide covers all these events. Politics and war, exploration and settlement, science, religion, arts, technological advancements and more, this guide chronicles the major events of history and answers questions such as who started the Boston Tea Party and how old is income tax?