priests in france after the defeat by prussia organized special pilgrimages by train for thousands of penitents who believed that france had been defeated because of their sins.

그들의 죄 때문에 프랑스가 패배당했다고 믿는 수천의 순교자들의..??
해석이 잘 안되네요 ..ㅜㅜ
도와주세요..!!