17. How did the alliance between the Lombards and Avars injure the former people?
18. Where was the kingdom of the Lombards established?
19. What is told respecting the Slavi?
20. Who were the Normans?
21. What is the history of the Bulgarians?
22. What great conquests were achieved by the Arabs under Mohammed and his successors?
23. By whom was the Saracenic career of victory checked?
24. How was the empire of the Turks established?
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