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For events dating from the formation of the planet to the rise of modern humans see: Timeline of natural history, Timeline of the evolutionary history of life and Timeline of human evolution. For events dating from the first appearance of Homo sapiens to before the invention of writing see: Timeline of prehistory
Human history or world history is the record of humankind from prehistory to the present. Modern humans evolved in Africa around 300,000 years ago and initially lived as hunter-gatherers . They migrated out of Africa during the Last Ice Age and had spread across Earth's continental land except Antarctica by the end of the Ice Age 12,000 years ago.
Ancient history – Aggregate of past events from the beginning of recorded human history and extending as far as the Early Middle Ages or the Postclassical Era. The span of recorded history is roughly five thousand years, beginning with the earliest linguistic records in the third millennium BC in Mesopotamia and Egypt .
The timeline of the evolutionary history of life represents the current scientific theory outlining the major events during the development of life on planet Earth. Dates in this article are consensus estimates based on scientific evidence , mainly fossils .
The timeline of human evolution outlines the major events in the evolutionary lineage of the modern human species, Homo sapiens, throughout the history of life, beginning some 4 billion years ago down to recent evolution within H. sapiens during and since the Last Glacial Period.
In 1856, scientists began studying a skeleton found in Germany's Neander Valley. The bones resembled a human's but differed in several key ways: the skull was longer and the limbs were thicker ...
The Spanish Flu, the second deadliest pandemic in history after the bubonic plague, along with the aftermath of World War I and ensuing political and social chaos, made 1918 a tough time to be alive.
This, in turn, led to a further escalation of the hostilities, leading to the Second Sino-Japanese War, one of the deadliest conflicts in human history. [93] Japan enjoyed some early major victories, capturing both Shanghai and the Chinese capital of Nanjing in 1937 and forcing the Chinese central government 's relocation to Chongqing.