Holy Roman Empire of the German Nation
1648 - 1806

Comprised Xxxx-xx Sovereign States:

X City Republics
X Grand Duchies
X Duchies
X Principalities

Napoleonic Era
1803 - 1815

Comprised Xxxx-xx Sovereign States:

X City Republics
1 Empire
X Kingdoms
X Grand Duchies
X Duchies
X Principalities

German Bund
1815 - 1871

Comprised Xxxx-xx Sovereign States:

X City Republics
1 Empire
X Kingdoms
X Grand Duchies
X Duchies
X Principalities

German Reich
1871 - 1918

Comprised Twenty-two Sovereign States:

3 City Republics
4 Kingdoms
6 Grand Duchies
7 Duchies
5 Principalities