Ninth Century
| Emperors. |
| A.D. | West. |
| 800. | Charlemagne, (crowned by the Pope.) |
| 814. | Louis the Debonnaire. |
| 840. | Charles the Bald. |
| 877. | Louis the Stammerer. |
| 879. | Louis III. and Carloman. |
| 884. | Charles the Fat. |
| 887. | Arnold. |
| 899. | Louis IV. |
| A.D. | East. |
| Nicephorus—(cont.) |
| 811. | Michael. |
| 813. | Leo the Armenian. |
| 821. | Michael the Stammerer. |
| 829. | Theophilus. |
| 842. | Michael III. |
| 886. | Leo the Philosopher. |
| Kings of France. |
| A.D. |
| 887. | Eudes, (Count of Paris.) |
| 898. | Charles the Simple. |
| Kings of England. |
| A.D. |
| 827. | Egbert. |
| 837. | Ethelwolf. |
| 857. | Ethelbald. |
| 860. | Ethelbert. |
| 866. | Ethelred. |
| 872. | Alfred the Great. |
Authors.
John Scotus, (Erigena,) Hincmar, Heric, (preceded Des Cartes in philosophical investigation,) Macarius.