V 1--I. Introduction: Immediate and Underlying Causes--2. The System of Secret Alliances, 1871-1890: Domination--3. The System of Secret Alliances, 1890-1907: Formation--4. The System of Secret Alliance, 1907-1914 Triple Alliance and Triple Entente in Opposition--5. Balkan Problems, 1907-1914/ V 2--1. The Archduke of Franz Ferdinand--2. The Assassination Plot--3. The Responsibility for the Sarajevo Assassination--4. The Legend of the Potsdam Council. 5. The Preparation of the Austrian Ultimatum. 5. The Russian Danger--6. The Serbian Reply--7. Proposals for Preserving Peace--8. Germany's Belated Peace Efforts--9. The Russian Mobilization--10. Other Mobilizations and Declarations of War--11. Conclusion.