20th century BC - Events

(3rd millennium BC - 2nd millennium BC - 1st millennium BC) 20th century BC - Events. 2064 – 1986 BC -- Twin Dynasty wars in Egypt. 1991 BC -- Egypt: Pharaoh Mentuhotep IV died. End of Eleventh Dynasty. Pharaoh Amenemhat I started to rule. Start of Twelfth Dynasty. 1932 BC -- Amorite conquest of Ur. 1913 – 1903 BC -- Egyptian-Nubian war. 1900 BC -- Achaean invasions of Greece. around 1900 BC -- Fall of last Sumerian dynasty. < ...

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• 20th century BC - Events
• 20th century BC - Significant persons
• 20th century BC - Inventions discoveries introductions

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