Greek Golden Age explain in a few sentences

The Classical Period or Golden Age of Greece, from around 500 to 300 BC, has given us the great monuments, art, philosophy, architecture and literature which are the building blocks of our own civilization. The two most well known city-states during this period were the rivals: Athens and Sparta. The “golden age” of Greece lasted for little more than a century but it laid the foundations of western civilization.

the us constitution is a living document, meaning that it can be changed over time as the country changes.

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