The Conquest of America: A Romance of Disaster and Victory is a futuristic war novel set in USA, 1921, where America is overpowered by European powers like Germany. The subtitle of the book claims to be based on the extracts from the diary of James E. Langston who was a war correspondent of the "London Times." Moffett was concerned with the military unpreparedness of America in the face of growing suspicions about the German army and hence wrote this cautionary tale in the era where future war stories were hugely popular. In this book the hero is Thomas Alva Edison who must save the America from the impending threat of the Great War. Will he or won't he? Read on!