40th century BC Chr.

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The 40th century BC Chr. Began on January 1 v 4000th And ended on December 31, 3901 BC. This corresponds to the period 5950 to 5851 before today or the interval 5192 to 5104 radiocarbon years .

Time calculation

  • January 1, 4000 BC Chr .: Beginning of the calendar of the Freemasons - year 0 AL ( Anno Lucis ).
  • Beda Venerabilis puts the beginning of the calendar in the year 3952 BC. Chr.
  • 3929 BC Chr .: year of creation according to the calculations of John Lightfoot .

Events / developments

  • The world population was around 4000 BC. About seven million people.
  • Around 4000 BC Chr .:
    • The Chad obtained with 1 million square kilometers of a temporary maximum of its extent (the 440 times its present surface), with depths greater than 65 meters. From that point on, however, a sustained decline begins.
    • In Plumstead , England , a suburb of London , the Belmarsh Trackway is being built to cross a marshland . This wooden plank path is considered to be the oldest known path construction in England.
    • In Elamite Susa a fixed settlement arises.
    • Beginning of the Iberian civilization . The Iberians probably immigrated from North Africa or the eastern Mediterranean .
    • First settlement of Thera (Santorini), which probably took place from Crete .

Inventions and discoveries

House donkey in Turkey

Archaeological cultures

Cultures in North Africa

Cultures in Egypt

Cultures in Mesopotamia and the Middle East

Cultures in East Asia

Ceramic from Korea, approx. 4000 BC Chr.
  • Japan : The early Jōmon period (Jōmon III - 4000 to 3000/2500 BC) sets in, the first larger settlements.

Cultures in South Asia

Cultures in Siberia

Cultures in Europe

Cultures in america

Web links

Commons : 40th century BC Chr.  - collection of pictures, videos and audio files

Individual evidence

  1. Colin McEvedy and Richard Jones: Atlas of world population history. Penguin, 1978, cited at http://worldhistorysite.com/ .
  2. ^ M. Voigt, RH Dyson: The Chronology of Iran, approx. 8000-2000 BC , In: RW Ehrich (Ed.): Chronologies in Old World Archeology , Chicago / London, pp. 122-178, especially Table 2
  3. Austria Federal Ministry of Agriculture, Forestry, Environment and Water Management: How many species do humans need ?: A search for clues. Böhlau Verlag Vienna, 2010, ISBN 3-205-78516-9 , p. 238.
  4. Karl-Heinz Schlote : Chronology of the natural sciences: the path of mathematics and natural sciences from the beginning into the 21st century. Harri Deutsch Verlag, 2002, ISBN 3-8171-1610-1 , p. 6.
  5. ^ Wilhelm Endlich: Adhesives and Sealants in Modern Technology. Vulkan-Verlag GmbH, 1998, ISBN 3-8027-2183-7 , p. 6.