20th century BC: Encyclopedia - 20th century BC

20th century BC

(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.

20th century BC - Significant persons

• Jacob, patriarch in Christianity and Judaism.

20th century BC - Inventions discoveries introductions

• 1950 BC -- The copper bar cubit of Nippur defines the Sumerian cubit as 51.72 cm
• 2000 BC -- Go (board game) invented

Category: 19th century BC

Adapted from the Wikipedia article "20th century BC", under the G.N U Free Docmentation License. Please also see http://en.wikipedia.org/wiki