Emperors
1640-1688 Frederick William ‘The Great Elector’
1688-1713 Frederick I
1713-1740 Frederick William I
1740-1786 Frederick II ‘The Great’
1786-1797 Frederick William II
1797-1840 Frederick William III
1840-1861 Frederick William IV
1861-1871 William I
1640-1688 Frederick William ‘The Great Elector’
1688-1713 Frederick I
1713-1740 Frederick William I
1740-1786 Frederick II ‘The Great’
1786-1797 Frederick William II
1797-1840 Frederick William III
1840-1861 Frederick William IV
1861-1871 William I