The ancient oppidum that corresponds to the modern city of Paris was first mentioned in the mid-1st century BC by Julius Caesar as Luteciam Parisiorum ('Lutetia of the Parisii'), and is later attested as Parision in the 5th

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Origins
The Parisii, a sub-tribe of the Celtic Senones, inhabited the Paris area from around the middle of the 3rd century

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Location
Paris is located in northern central France, in a north-bending arc of the river Seine whose crest includes two

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City government
For almost all of its long history, except for a few brief periods, Paris was governed directly by representatives of the king, emperor, or president of

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The official estimated population of the City of Paris was 2,206,488 as of 1 January 2019 , according to the INSEE, the official French statistical agency. This is a decline of 59,648 from 2015, close to the total population of the 5th arrondissement. Despite the drop, Paris

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The United Nations Educational, Scientific and Cultural Organization (UNESCO) has had its headquarters in Paris since November 1958. Paris is also the home of the Organisation for Economic Co-operation and Development(OECD). Paris hosts the headquarters of

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Urbanism and architecture
Most French rulers since the Middle Ages made a point of leaving their mark on a city that, contrary to many

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