Events on June 26
| Date | Type | Event |
|---|---|---|
| 26 June 1243 | Battles & Sieges | (26 June) The Mongol Commander Noyan Baiju defeated the Seljuks led by Sultan Kaykhusraw II in the crucial Battle of Köse Dağ. |
| Date | Type | Event |
|---|---|---|
| 26 June 1243 | Battles & Sieges | (26 June) The Mongol Commander Noyan Baiju defeated the Seljuks led by Sultan Kaykhusraw II in the crucial Battle of Köse Dağ. |