City of London - A City in a City, in a Country in a Country Explained

The City of London is a district of London. The City constituted most of London from its settlement by the Romans in the 1st century AD to the Middle Ages, but the conurbation has since grown far beyond its borders.

The City of London is a city within a city with a population of only 11,000. How can that be? Find out in this informative and entertaining video: 

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