World War I (A Step into History)

A Step into History, Take a step into some of the most important moments in history and discover how they helped shape the world we live in today. Each book in this series: describes key events in 30 short chapters, illustrates history with amazing and iconic photos, is accessible and engaging for all audiences, World War I, How did the assassination of one of Europe's rulers turn into the deadliest conflict the world had ever seen? Most of Europe and soon the United States became involved. War-and the world-would never be the same again.