| Construction | Constructed by the Emperor Justinian over the ruins of a former church dating back to the 4th century. | |
|---|---|---|
| 7th Ecumenical Council | 787 AD | The 7th Ecumenical Council was held here. |
| Earthquake | 11th Cent | Demolished by an earthquake. |
| Reconstruction | Rebuilt in the shape of a basilica with three naves. | |
| Ottoman Conquest | 1331 | After the conquest of Iznik by Orhan Gazi, the basilica shaped church was made into a mosque. |
| Expansion | Under the reign of Sultan Süleyman the Magnificent, the mosque was expanded with a minaret on the front and its walls were decorated by the famous architect Sinan. |