Era
1740-1815
6
1740-1806
3
1848-1870
3
1423-1815
2
1640-1688 (Frederick William, the Great Elector)
2
1815-1870
2
1849-1866
2
Frederick William I, 1713-1740
2
Geschichte 1713-1740
2
Geschichte 1740-1748
2
Geschichte 1795-1801
2
Joseph II, 1780-1790
2
1712-1786
1
1786-1797
1
1806-1815
1
Catherine II, 1762-1796
1
Consulate and First Empire, 1799-1815
1
Frederick I, 1688-1713
1
Frederick II, 1740-1786
1
Frederick William II, 1786-1797
1
Geschichte 1740-1772
1
Geschichte 1807-1814
1
Geschichte 1807-1914
1