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The Great Rift Valley of Africa provides critical evidence for the evolution of early hominins.The earliest tools in the world can be found there as well: An unidentified hominin, possibly Australopithecus afarensis or Kenyanthropus platyops, created stone tools dating to 3.3 million years ago at Lomekwi in the Turkana Basin, eastern Africa.
The Circassians of the Abdzakh region started a great revolution in Circassian territory in 1770. Classes such as slaves, nobles and princes were completely abolished. The Abdzakh Revolution coincides with the French Revolution. While many French nobles took refuge in Russia, some of the Circassian nobles took the same path and took refuge in ...
The term revolution is used to denote trends which have resulted in great social changes outside the political sphere, such as changes in mores, culture, philosophy or technology. Many have been global, while others have been limited to single countries. Such revolutions include: The Agricultural Revolutions, which include:
Aristotle recognized four kinds of causes, and where applicable, the most important of them is the "final cause". The final cause was the aim, goal, or purpose of some natural process or man-made thing. Until the Scientific Revolution, it was very natural to see such aims, such as a child's growth, for example, leading to a mature adult.
An axe made of iron, dating from the Swedish Iron Age, found at Gotland, Sweden: Iron—as a new material—initiated a dramatic revolution in technology, economy, society, warfare and politics. A technological revolution is a period in which one or more technologies is replaced by another new technology in a short amount of time.
International protests forced the two countries to abandon the treaty in June 1884, and Bismarck used the controversy to call the Congress of Berlin later that year. The Portuguese were the first Europeans to claim territory in sub-Saharan Africa, and their example inspired imitation from other European powers.
The Scientific Revolution occurs in Europe around this period, greatly accelerating the progress of science and contributing to the rationalization of the natural sciences. 16th century: Gerolamo Cardano solves the general cubic equation (by reducing them to the case with zero quadratic term).
The following is a list and timeline of innovations as well as inventions and discoveries that involved South African people or South Africa including predecessor states in the history of the formation of South Africa. This list covers innovation and invention in the mechanical, electronic, and industrial fields, as well as medicine, military ...