In the years between 1939 and 1945, the world was plunged into a devastating global conflict. From the children in bombed-out cities who were evacuated to the countryside, to the civilians working in munition factories, and the soldiers fighting on land, sea, and air, this book provides an incredible overview of this momentous time in our history. Learn how the war led to advances in technology, medicine, and weaponry, along with special features including life inside a U-boat and spy techniques. A dynamic design and full-color illustrations throughout help readers imagine what it was like for the brave men, women, and children who lived, and died, during World War II.