33rd century BC - Events

(34th century BC - 33rd century BC - 32nd century BC - other centuries) (5th millennium BC - 4th millennium BC - 3rd millennium BC) 33rd century BC - Events. Unification of the first Ancient Egyptian state, marking the beginning of the Ancient Egyptian civilization. Ancient Egypt begin using clay, bone & ivory tags to label boxes. This is possibly the oldest writing in existence. Major climate shift possibly due to shift in solar activity. Glaciers expand, c ...

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• 33rd century BC - Events
• 33rd century BC - Significant persons
• 33rd century BC - Inventions discoveries introductions

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