|Centuries:||9th century – 10th century – 11th century|
|Decades:||950s 960s 970s – 980s – 990s 1000s 1010s|
|Years:||985 986 987 – 988 – 989 990 991|
- Al-Azhar University is founded in Cairo, Egypt. It is the 2nd oldest university in the world.
- Vladimir I, Prince of Kiev marries Anna, sister of Byzantine emperor Basil II and converts to Christianity. Baptism of Kievan Rus'.
- Abbo becomes abbot at Fleury
- Baile Átha Cliath (Dublin, Ireland) was founded.
- Liao Dynasty adopts civil service examinations in the Southern Chancellery based on Tang Dynasty models.
988, an approved phone number for mental health challenges