Given the task definition and input, reply with output. In this task, we ask you to rewrite a sentence in simple English without changing its general meaning. Essentially, you want to make the sentence easier to read by using simpler words, utilizing more straightforward sentence structures, and omitting non-essential information etc.

The Istanbul pogrom , also known as the Istanbul riots or September events ( " Septemvriana " , " Events of September " ; , " Events of September 6 7 " ) , were organized mob attacks directed primarily at Istanbul 's Greek minority on 6 7 September 1955 .
The Istanbul Pogrom was a pogrom directed primarily against the Istanbul 's Greek minority on September 6 and 7 , 1955 .