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The population history of China covers the long-term pattern of population growth in China and its impact on the history of China. The population went through many cycles that generally reached peaks along each imperial power and was decimated due to wars and barbarian invasions. The census data shows that the population as percentage share of ...
This is a list of population milestones by country (and year first reached). Only existing countries are included, not former countries. ... China: 450 B.C., most ...
Published estimates for the 1st century ("AD 1") suggest uncertainty of the order of 50% (estimates range between 150 and 330 million). Some estimates extend their timeline into deep prehistory, to " 10,000 BC", i.e., the early Holocene, when world population estimates range roughly between 1 and 10 million (with an uncertainty of up to an ...
seven billion in 2011. eight billion in 2023. [3] [4] Old estimates put the global population at 9 billion by 2037–2046, 14 years after 8 billion, and 10 billion by 2054–2071, 17 years after 9 billion; however these milestones are likely to be reached far sooner. [5] [needs update] Projected figures vary depending on underlying statistical ...
Demographic history is the reconstructed record of human population in the past. Given the lack of population records prior to the 1950s, there are many gaps in our record of demographic history. Historical demographers must make do with estimates, models and extrapolations. For the demographic methodology, see historical demography .
The population of the United Kingdom was estimated at almost 67.6 million people in 2022. It is the 21st most populated country in the world and has a population density of 279 people per square kilometre (720 people/sq mi), with England having significantly greater density than Wales, Scotland, and Northern Ireland.
The Qianlong Emperor (25 September 1711 – 7 February 1799), also known by his temple name Emperor Gaozong of Qing, personal name Hongli, was the fifth emperor of the Qing dynasty and the fourth Qing emperor to rule over China proper. He reigned officially from 1735 until his abdication in 1796, but retained ultimate power subsequently until ...
China is the second most populous country in Asia as well as the second most populous country in the world, with a population of approximately 1.4 billion. China has an enormous population with a relatively small youth component, partially a result of China's one-child policy that was implemented from 1979 until 2015.