3The World Today Series: The Middle East and South Asia. More than a quarter of the world's population live in the Middle East and South Asia, yet our knowledge and understanding of the region is often limited to news updates about the latest conflicts and crises. This edition of the annually updated volume of the World Today Series provides important insights that take the reader beyond the headlines. It offers detailed and up-to-date information about the politics, economies and societies of the twenty-four states that make up the region. Contemporary events are placed in their historical context, through an examination of major civilizations and key historical events. This volume introduces major themes that have shaped the region, including the struggles of ordinary people to achieve democratic rights; the role of oil in shaping society; burgeoning environmental threats; and the rise and fall of the Islamic State caliphate. While there is reason for optimism in regards to the Middle East and South Asia, this is tempered by the very real challenges that confront the region. The general reader will gain an understanding of these challenges and opportunities through an exploration of current and past developments.