I Swear I’m Not a Demon Masquerading as a Human

"She was already a demon. How could she have been led astray only after meeting me, a human? Those critics always say such absurd things."

In 1798, when Cardinal Lanchi was interviewed by a reporter and asked about his past with the exiled last princess of the Demon Race, as well as recent signs of the Demon Race's resurgence, he stated:

"I have made too many efforts to defend world peace. I am very certain that under her leadership, the Demon Race has absolutely no possibility of restoring their nation."

In the winter of 1802, the Demon Race successfully restored their nation.

Please identify the main war criminal who led to the restoration of the Demon Race based on the above materials, and explain why it is Lanchi. (10 points)

--Selected from Classic Examination Questions for the Imperial History Unified Exam