![Cologne The Cathedral Church of Saint Peter also known as Cologne Cathedral.](/sites/default/files/styles/media_library/public/page/DE_NW_Cologne.png?itok=_3apZSvc)
Cologne
- Country Germany
- Region North Rhine-Westphalia
- Year 2015
The Hanseatic League was a commercial and defensive confederation of merchant guilds and market towns in Northwestern and Central Europe that dominated Baltic maritime trade for three centuries.