Germination of the Bristlecone pine tree "Methuselah" about 2700 BC, the oldest tree still living now
2697 BC -- According to Chinese tradition, in this year Huangdi (the Yellow Emperor) united the tribes of Central China. Traditionally regarded as the starting point of Chinese Civilisation
Along the Nile, in the 10th millennium BC, a grain-grinding culture using the earliest type of sickle blades was replaced by another culture of hunters, fishers and gathering peoples using stone tools.
Scientific analysis of the remains of their culture indicates that by 6000 BC they were herding cattle and constructing large buildings.
Around 3100 BC a king unified the whole of the Nile Valley between the Delta and the First Cataract at Aswan, with the centre of power in Memphis.