character: Serbia
topic: Role of Serbia in the events leading to World War I
grade: 9
subject: History
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character: Archduke Franz Ferdinand
topic: Assassination and its impact on Serbia
grade: 9
subject: History
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character: Austria-Hungary
topic: Conflict with Serbia after the assassination
grade: 9
subject: History
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character: Russia
topic: Support of Serbia during the July Crisis of 1914
grade: 9
subject: History
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