Battle of Legnano
Lombard city militias defeat Frederick Barbarossa

The infantry of the Lombard League, massed around the carroccio bearing Milan's banner, repulsed Emperor Frederick I's knights. The defeat forced Barbarossa to accept the de facto self-rule of the northern Italian cities.
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Meanwhile around the world (±25 years)
Eastern Europe & Russia
- 1185 Prince Igor's campaign — 9 years later
Middle East
- 1191 Third Crusade: capture of Acre — 15 years later
Asia
- 1192–1333 First shogunate in Japan — 16 years later
- 1192 Second Battle of Tarain — 16 years later
Alive at the time
- Saladin (aged 39)
- Genghis Khan (aged 14)
- Hildegard of Bingen (aged 78)
- Averroes (Ibn Rushd) (aged 50)
- Zhu Xi (aged 46)
- Henry II (aged 43)
- Minamoto no Yoritomo (aged 29)
- Vsevolod the Big Nest (aged 22)
- Richard the Lionheart (aged 19)
- Philip II Augustus (aged 11)