Tri-City Alliance
A tri- city alliance is an alliance between three cities:
- Hanseatic cities (Bremen, Hamburg and Lübeck after 1669)
- Thuringian Tri-City Federation (Erfurt, Nordhausen, Mühlhausen)
- Halberstadt Tri-City Alliance (Halberstadt, Quedlinburg, Aschersleben)
- Three-City Sumerian League (Girsu, Lagasch, NINA)
See also: