| Millennium: | 1st millennium |
|---|---|
| Centuries: | 8th century – 9th century – 10th century |
| Decades: | 830s 840s 850s – 860s – 870s 880s 890s |
| Years: | 866 867 868 – 869 – 870 871 872 |
| 869 by topic | |
| Politics | |
| State leaders – Sovereign states | |
| Birth and death categories | |
| Births – Deaths | |
| Establishment and disestablishment categories | |
| Establishments – Disestablishments | |
| Gregorian calendar | 869 DCCCLXIX |
| Ab urbe condita | 1622 |
| Armenian calendar | 318 ԹՎ ՅԺԸ |
| Bahá'í calendar | -975 – -974 |
| Bengali calendar | 276 |
| Berber calendar | 1819 |
| Buddhist calendar | 1413 |
| Burmese calendar | 231 |
| Byzantine calendar | 6377 – 6378 |
| Chinese calendar | 戊子年十二月十五日 (3505/3565-12-15) — to —
己丑年十一月廿五日(3506/3566-11-25) |
| Coptic calendar | 585 – 586 |
| Ethiopian calendar | 861 – 862 |
| Hebrew calendar | 4629 – 4630 |
| Hindu calendars | |
| - Bikram Samwat | 925 – 926 |
| - Shaka Samvat | 791 – 792 |
| - Kali Yuga | 3970 – 3971 |
| Holocene calendar | 10869 |
| Iranian calendar | 247 – 248 |
| Islamic calendar | 255 – 256 |
| Japanese calendar | |
| Korean calendar | 3202 |
| Thai solar calendar | 1412 |
mata