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Marne is a department (administrative region) located in northeastern France. It is historically significant as the site of two major World War I battles that helped determine the course of the war.
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Marne ( French pronunciation: [maʁn]) is a department in the Grand Est region of France. It is named after the river Marne which flows through it. The prefecture (capital) of Marne is Châlons-en-Champagne (formerly known as Châlons-sur-Marne). The subprefectures are Épernay, Reims, and Vitry-le-François. It had a population of 563,076 in 2023.
The Champagne vineyards producing the eponymous sparkling wine are in Marne.