Ad Apostolorum Principis §5

⁵ But, alas, after a few years the sky was overcast by storm clouds. On your Christian communities, many of which had been flourishing from times long past, there fell sad and sorrowful times. Missionaries, among whom were many archbishops and bishops noted for their apostolic zeal, and Our own Internuncio were driven from China, while bishops, priests, and religious men and women, together with many of the faithful, were cast into prison or incurred every kind of restraint and suffering.