The Guns of August Addressed is prewar military planning, as done by the major powers in Europe. Included are the German Schlieffen plan, France's offensive Plan XVII, joint British and French arrangements, and Russia's approach to a future European war. "Outbreak" starts with a short introduction, which briefly mentions the event that triggered World War I. On June 28, 1914, in Sarajevo, Gavrilo Princip, a Serbian nationalist, assassinated the heir apparent to the throne of Austria-Hungary, the Archduke Franz Ferdinand and his wife Sophie, Duchess of Hohenberg. European-wide diplomacy and military preparations during July are then referenced. Chapters 6 to 9 commence with August
July Crisis July Crisis The July Crisis was a series of interrelated diplomatic and military escalations among the major powers of Europe in the summer of 1914 that was the penultimate cause of World War I. The crisis began on June 28, 1914, when Gavrilo Princip, a Bosnian Serb, assassinated Archduke Franz Ferdinand, heir presumptive to the Austro-Hungarian throne. A complex web of alliances, coupled with miscalculations by many leaders that war was in their best interests or that a general war would not occur, resulted in a general outbreak of hostilities among every major European nation in early August 1914. Austria-Hungary