२०वीं शताब्दी ईसा पूर्व

The 20th century BC is the period of time spanning from the year 2000 BC to 1901 BC, roughly 4,000 years ago. This era matters because it was a formative time in human history when ancient civilizations like Egypt, Mesopotamia, and the Indus Valley were developing complex societies, writing systems, and monumental architecture.

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