Mindaugas crowned King of Lithuania
The Grand Duchy of Lithuania is born
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Mindaugas united the Lithuanian lands, converted to Catholicism and received a royal crown from the pope, becoming Lithuania's only crowned king. His state, the Grand Duchy of Lithuania, would absorb most of western Rus', including Kiev, over the following centuries.
Wikipedia (Russian) · Wikipedia (English) · 13th century
Meanwhile around the world (±25 years)
Middle East
- 1258 Mongol sack of Baghdad — 5 years later
Asia
- c. 1251 The Tripitaka Koreana — 2 years earlier
- 1257 Samalas eruption — 4 years later
- 1271 Kublai Khan founds the Yuan dynasty — 18 years later
- 1271–1295 Travels of Marco Polo — 18 years later
Oceania
- c. 1250 The moai of Easter Island — 3 years earlier
Alive at the time
- Kublai Khan (aged 38)
- Alexander Nevsky (aged 32)
- Rumi (aged 46)
- Saint Louis (Louis IX) (aged 39)
- Sundiata Keita (aged 36)
- Rudolf I (aged 35)
- Thomas Aquinas (aged 28)
- Edward I Longshanks (aged 14)
- Henry III (aged 46)
- Conrad IV (aged 25)