Calculate the number of years between the Congress of Vienna (1815) and the unification of Germany (1871).
Answer
56 years
The correct answer is 56 years — Answer: 56 years.
Step-by-step solution
- State the year of the Congress of Vienna: 1815.
- State the year of German unification: 1871.
- Subtract 1815 from 1871 to find the duration.
- Compute the difference: 1871 – 1815 = 56.
- Answer: 56 years.
Common mistake: Adding rather than subtracting the years
Concept tested: Time span between major European events
Published · How this solution was prepared and checked
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