1255
| 1255 • Theodore II Lascaris, Byzantine Emperor (in exile in the Empire of Nicaea), conducts a military campaign to recover Thrace from the Bulgarians. He concludes the task successfully a year later in 1256. |
1298
Age: 43y
| 1298 • residents of Riga and the Grand Duchy of Lithuania defeat the Livonian Order in the Battle of Turaida |