The phrase "a controversial chapter" is correct and usable in written English.
It can be used to refer to a section of a book, article, or discussion that deals with a topic that is subject to differing opinions or debates.
Example: "In her latest book, the author devotes a controversial chapter to the impact of social media on mental health."
Alternatives: "a contentious section" or "a disputed segment".
Anything else? Yes, he continued, a 2006 film on a controversial chapter in 19th-century Mormon history called "September Dawn".
The Crusades constitute a controversial chapter in the history of Christianity, and their excesses have been the subject of centuries of historiography.
The agency's report revisits a controversial chapter in the history of the financial crisis: the government's decision to sink tens of billions of dollars into A.I.G., the world's largest insurance company, which was running out of money to cover its vast and losing bets on the health of the housing market.
Book I is devoted mainly to metaphysics, but also contains chapters on natural philosophy and moral philosophy, as well a controversial chapter on the Trinity.
In a sharply worded and controversial chapter, the report said the validity of disparate impact analysis "cannot be squared with the Supreme Court's holdings". The administration revoked the guidance a few days later.
A leaked version of the pact's controversial chapter on investment reveals that -- like NAFTA and more recent trade pacts -- the TPP would give broad rights to foreign corporations.
A major exhibition of more than 150 works by the Spanish painter will go on display at Tate Liverpool next year in a bid to throw new light on this controversial chapter in his extraordinarily productive career.
Its most controversial chapter, the "Profession of Faith of a Savoyard Vicar," suggested that nature alone provided humanity with the religious knowledge it needed; this dismissal of the church and the Bible naturally led to the book's condemnation.
Meanwhile, U.S. manufacturer Solyndra, the beneficiary of a $535 million loan guarantee from the Department of Energy, continued its controversial Chapter 11 bankruptcy filing.
Her controversial chapter on younger female stars serves as a kind of "perils of fame" workshop.
The most controversial chapter, however, is devoted to this newspaper.
