An earthquake known as "The Lesser Judgment Day" hits Constantinople.

1509 Constantinople earthquake

Earthquake in the Sea of Marmara

The 1509 Constantinople earthquake or historically Kıyamet-i Sugra occurred in the Sea of Marmara on 10 September 1509 at about 22:00. The earthquake had an estimated magnitude of 7.2 ± 0.3 on the surface-wave magnitude scale. A tsunami and 45 days of aftershocks followed the…