Volume 18 of the collected works, edited by Viktor Böll and Ralf Schnell, presents texts by Heinrich Böll from the years 1971 to 1974. They impressively demonstrate the extensive and impactful publications Böll produced during the early debates on terrorism. Fundamental positions on the fields of politics and literature are presented alongside the Nobel Prize lecture and the story "The Lost Honor of Katharina Blum."

Volume 18 (1971–1974) includes, among others: The Liberal Nonsense Does Not Come from Me, Language of Church Dignitaries, So Much Love at Once, Letter to the Editor, One Must Go Too Far, Hülchrather Strasse No. 7, About Willy Brandt, Classified Ads, The Dignity of Man is Inviolable, Forces Lying on the Bench, Speech for the Nobel Prize Award, Interference Desired, A Bitter Look Back, Essay on the Reason of Poetry, Dangers of False Brothers, On the Death of Ingeborg Bachmann, One Must Keep Going, The Heavenly Bitterness of Alexander Solzhenitsyn, Radical in Public Service, The Lost Honor of Katharina Blum, Commentary.

All volumes of the Cologne edition.