[Possible/Probable] “Ban on circumcision” issued by Roman Emperor Hadrian [Roman Empire; Present-day Italy]
Commentary from other sources:
1) “Emperor Hadrian bans circumcision, making Judaism de facto, illegal.”
“Pre-Christian Antisemitism, the Nascent Church, and the Beginnings of Teaching of Contempt;” coursehero.com
2) “Emperor Hadrian bans circumcision in an attempt to ban the expression of Judaism.”
The Holocaust and Persecution of the Jewish People; essaydocs.org