Rhineland
In 1946, the Rhineland was divided into the newly founded states of Hesse, North Rhine-Westphalia, and Rhineland-Palatinate. North Rhine-Westphalia is one of the prime German industrial areas, containing significant mineral deposits, (coal, lead, lignite, magnesium, oil, and uranium) and water transport. In Rhineland-Palatinate agriculture is more important, including the vineyards in the Ahr, Mittelrhein, and Mosel regions.
Circle of the Rhine
In 1837, the Circle of the Rhine was renamed the Palatinate ('). It was also referred to as the Rhenish Palatinate ('). The territory remained Bavarian until 30 Aug 1946, with the exception of the area detached in 1920, which roughly corresponded to the present day county of . It then became part of the newly formed federal state of Rhineland-Palatinate.