Region of NE France; area 25,600 sq km/9,882 sq mi; population (1986) 1,353,000. Its capital is Reims, and it comprises the departements of Ardennes, Aube, Marne, and Haute-Marne. It has sheep and dairy farming and vineyards. It forms the plains E of the Paris basin. Its chief towns are Epernay, Troyes, and Chaumont. The capital of the ancient province of Champagne was Troyes.