So, Christians had been going around attacking Jews before that then?
Muhammad was supposedly born in 570 AD.
Gerard S. Sloyan’s article explores the history of the Jewish-Christian conflict, from the earliest Christians to European antisemitism after 1800. It seeks to explain how this history contributed to the atrocities of the Holocaust.
www.ushmm.org
"The correspondence of Gregory I tells us something about attempts at the forced conversion of the Jews. " That, I assume, if Gregory I from 540-604.
So, before Islam even existed, Christians were trying to forcibly convert Jews.
"that Jews lived untroubled lives among Christians in certain regions and were dealt with cruelly in others; "
"Such was not the case in the century that followed Gregory’s papacy. At the same time, the expulsion of Jews was beginning in Europe; from France under King Dagobert (626) and under the Spanish monarchy—with church collusion—when in 694 the Jews were required to choose between baptism and slavery."
Conflicts between Jews and Christians go back further than the start of Islam.