Postage stamps and postal history of Hamburg
This article is about the postage stamps and postal history of Hamburg from the medieval messengers until the entry of the Hamburg Postal Administration into the Northern German Postal District in 1868. == Historical development == After the foundation of the German Hanseatic League in the late Middle Ages, so-called regulated messenger hauls were formed, which were used to transport messages from Hamburg via Lübeck, Rostock, Stettin, Danzig, and Königsberg to Riga, as well as via Bremen to Amsterdam and via Celle and Braunschweig to Nuremberg.
Source: Wikipedia — Postage stamps and postal history of Hamburg (CC BY-SA 4.0)