History Channel - Engineering an Empire - Da Vincis World (2005)

After the fall of Rome, Italy fell into a dark sleep, and wasn't reawakened until the 11th century. Autonomous city-states emerged and these tiny republics began to revitalize their cities and build on a massive level not witnessed since the rise of Rome. In the late 15th and 16th centuries, alliances among various city-states continually shifted as foreign superpowers tried to sink their claws into Italy.

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