death of Emperor Andronikos III; beginning of civil war in Byzantium.
| 1344– | Help sought by different factions from the Ottoman, Karasi, and Aydinolu principalities; Orlu Süleymi) Battle by the River Maritsa: Serbian forces ambushed (by Murbolu), in which Byezyezn yez, a surviving son of Byezssd II, followed by rebellions of an uncle and a brother. |
| 1430 | Thessaloniki (Selanik) conquered. |
| 1443 | Army led by Janos Hunyadi descends deep into the Ottoman realm in autumn, is forced to return after the battle by the Zlatitsa Pass, where both sides suffer great losses. |
| 1444 | Murd II abdicates in favor of his son Med, asked to lead the Ottoman forces again, triumphs in the Battle of Varna, returns to selfretirement. |
| 1446 | A Janissary revolt culminates in Murd II's return to the throne. |
| 1451 | Murd II dies; Memed II's (second) reign begins. |
| 1453 | Constantinople (Istanbul) conquered. |
| 1456 | Unsuccessful siege of Belgrade. |
| 1461 | Trebizond (Trabzon) conquered; end of Comneni rule. |
Regnal Years of Ottoman Begs and Sultans
