This is a fantastic reference book on the two most important conflicts of the 20th Century; World Wars 1 and 2. It provides detailed accounts of the causes and effects of each war, as well as describing their main battles, innovations and leaders. It also describes the cultural legacies of the wars, including the impact they made to the roles of women and how they inspired poets, artists and writers. It is illustrated with dramatic photographs and detailed colour maps. It is Internet-linked to provide young learners with the opportunity for further independent research.