The Istanbul pogrom, also known as the Istanbul riots or the September events, were a series of government-sponsored anti-Greek mob attacks directed primarily at Istanbul's Greek minority on 6–7 September 1955.

https://en.m.wikipedia.org/wiki/Istanbul_pogrom

September 6-7, 1955: Turkey’s Kristallnacht

https://greekcitytimes.com/2021/09/06/1955-turkey-kristallnacht-pogrom/