Zollverein customs union abolishes internal border charges (1834)

The Zollverein, a coalition of German states managing tariffs, formally commenced on 1 January 1834. Organized by 1833 treaties, it abolished internal border charges among members while maintaining protectionist barriers against outsiders. This economic union, distinct from political federation, cemented ties between Prussian territories and expanded to include states like Baden and Württemberg.

Episodes

Background and detail

Background. Prussia abolished its internal tariffs in 1818, inviting states to eliminate charges. Historians analyze Prussian goals as eliminating Austrian influence, improving economies, and strengthening against French aggression. The Zollverein was the first instance of independent states forming a full economic union without a political federation, setting groundwork for unification under Prussian guidance.

Expansion. In 1834, Baden and Württemberg joined the Prussian union, which was renamed the German Customs Union. By 1835, the union expanded to include the majority of German Confederation states, including Saxony, Thuringian states, Bavaria, and Hessian states. The Tax Union formed in 1834 included Brunswick and Hanover.

Historiography. The Zollverein was the most important institutional development for Germany's economic unification. While Wehler argues it set groundwork for unification under Prussian guidance, historians like Hans-Joachim Voth dispute this, noting smaller states used increased revenue to consolidate independence. Membership did not lead to political commitment toward Berlin, as many states remained pro-Austrian.

People involved

Sources

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