According to the Jewish Encyclopedia, "anti-Jewish riots (Pogromy) broke out in Elizabethgrad (April 27, 28), Kiev (May 8–11), Shpola (May 9), Ananiv (May 9), Wasilkov (May 10), Konotop (May 10), and during the following six months, in one hundred and sixty other places of southern Russia...It was clear that the riots were premeditated.
As stated by the Jewish Encyclopedia, anti-Jewish violence (Pogroms) broke out in Elizabethgrad on April 27–28, spreading to Kiev from May 8–11, and then to other locations including Shpola, Ananiv, Wasilkov, Konotop, and many others over the course of six months. It was evident that these events were carefully planned and executed.