Ans what “evil” would that be that Saint Pope Pius V participated in? He is one of the Catholic Church’s greatest popes and saints.
1566-1572
Pope St. Pius V expels Jews from the Papal States, allowing some to remain in Rome's ghettos and in Ancona for commercial reasons
Many Catholics on this forum decry anti-semitic writing, rightfully so BTW, but ignore the same when it is 'action' by Catholic hierarchy.