Battle of Didgori
David IV routs the Seljuks, opening Georgia's golden age

On 12 August 1121 the army of the Georgian king David IV the Builder, reinforced by Kipchak mercenaries, routed a much larger Seljuk coalition army. In 1122 David took Tbilisi, ruled by Muslim emirs for nearly four centuries, and made it his capital.
Wikipedia (Russian) · Wikipedia (English) · 12th century
Meanwhile around the world (±25 years)
Europe
- 1122 Concordat of Worms — 1 year later
Eastern Europe & Russia
- 1113 Vladimir Monomakh in Kiev — 8 years earlier
- c. 1113 The Primary Chronicle — 8 years earlier
- 1136 The Novgorod Republic — 15 years later
Asia
- c. 1113–1150 Construction of Angkor Wat — 8 years earlier
- 1115 Aguda founds the Jin dynasty — 6 years earlier
- 1127 The Jingkang incident — 6 years later
Alive at the time
- Omar Khayyam (aged 73)
- Vladimir II Monomakh (aged 68)
- Hildegard of Bingen (aged 23)
- Yuri Dolgoruky (aged 22)
- Andrey Bogolyubsky (aged 10)
- Henry I Beauclerc (aged 53)
- Lothair III (aged 46)
- Mstislav the Great (aged 45)
- Louis VI the Fat (aged 40)
- Anna Komnene (aged 38)