AI-generated practice question — model-generated for extra practice, not a previous-year CBSE board question.
The nationalist tensions in the Balkans eventually led to a series of wars in the region and finally to the First World War.
Source: Chapter 1, Nationalism and Imperialism section
The passage directly states: "This led to a series of wars in the region and finally the First World War." For a 1-mark question, simply naming the First World War as the final outcome is sufficient. No extra detail is needed.