Foundations - The Meaning of Passover Part 2 - Vision Christian Media
It was a blatant anti-Semitic decision to sever any kind of Jewish connection to the commemoration of the death and resurrection of Jesus which resulted in both the excommunication and sometimes execution of believers who wanted to continue their celebration of Easter on the dates of the Jewish Passover, because they were in fact, the correct dates.
Source: vision.org.au