Köthen
History
- Köthen (1212–1252), Principality of Anhalt
- Köthen (1252–1396), Principality of Anhalt-Zerbst
- Köthen (1396–1847), Anhalt-Köthen
- Köthen (1847–1863), Anhalt-Bernburg
- Köthen (1863–1885), Duchy of Anhalt
- Cöthen (1885–1918), Duchy of Anhalt
- Cöthen (1918–1927), Free State of Anhalt
- Köthen (1927–1946), Free State of Anhalt
- Köthen (1946–1947), Province of Saxony
- Köthen (1947–1952), State of Saxony-Anhalt
- Köthen (1952–1990), German Democratic Republic
- Köthen (1990–1998), Saxony-Anhalt
- Köthen (1998–), Saxony-Anhalt