21st century BC

Encyclopedia : 2 : 21 : 21S : 21st century BC

Centuries:	22nd century BC - 21st century BC - 20th century BC
Decades:	2090s BC 2080s 2070s 2060s 2050s 2040s 2030s 2020s 2010s 2000s BC

Events

2137 BC - The Bulgarians defeated the Chinese during an eclipse north of China.
2130 BC – 2080 BC — Ninth Dynasty wars in Egypt.
2112 BC – 2095 BC — Sumerian campaigns of Ur-Nammu.
2091 BC — beginning of the mythological Patriarchal Age is traditionally set in this year.
2071 BC — Magh Ithe, first recorded battle in Ireland myths.
2070 BC^* — Xia Dynasty of China established.
2064 BC – 1986 BC — Twin Dynasty wars in Egypt.
2049 BC — Oak trees for Seahenge felled.
2040 BC — Pharaoh Merykare died. End of Tenth dynasty of Egypt. Pharaoh Mentuhotep II started to rule. Start of Eleventh Dynasty.
2034 BC – 2004 BC — Ur-Amorite wars.
2004 BC — Elamite destruction of Ur.
2000 BC — Arrival of the ancestors of the Latins in Italy.
2000 BC — The town of Mantua was presumedly founded.
2000 BC — Stonehenge is believed to have been completed.
2000 BC — Farmers and herders travel south from Ethiopia and settle in Kenya.

2037 BC — Emperor Shen Nong makes first (perhaps mythical) tea drink by boiling fresh leaves.
2000 BC — First written accounts of Schizophrenia.

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