My top 4:
sort by best latest
The Roman Empire, without a doubt...Their influence on culture, language, the arts, politics, and religion continue today...Larry
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Romulan, but I like Mr. Spock's answer that all empires fall
The Roman Empire would be my favourite candidate, if only for its longevity. It was still technically in existance as the Holy Roman Empire until 1805 AD.
1. Hellenistic Greece
1. Great Britain
4. Russia (Czarist & Soviet)
5. Iberian (Spain & Portuguese)
3. Great Britain
4. Napoleonic France
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