Answer:
The Emancipation Proclamation changed the meaning and purpose of the Civil War. The war was no longer just about preserving the Union - it was also about freeing the slaves
Explanation:
The correct answer is : Austria!
This was called the "Austro-Prussian war".
Before this war, Austria had the leading role among the German-speaking states, and after this war, this role shifted more to Prussia (of which Bismark was the Minister President).
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They had similar trading methods and some of the same trading goods