The ACRPS and the Doha Institute have published the 23rd issue of the biannual peer-reviewed journal Ostour for Historical Studies. This issue includes the follow-ing studies: “From Imposed Peace to Peace Subject to Renegotiation” by Odile Moreau; “The Significance of Lausanne for Arabs and Turks” by Mahmoud Had-dad; “The Exclusion of Arabs at Lausanne: A Decisive Historical Turn” by Elizabeth F. Thompson; “Alongside the Lausanne Negotiations: The Belated Arab-Turkish Reconciliation Agreement” by Mohammed Jamal Barout; “Separating Sultanate from Caliphate: The Historical Context and Consequences of ‘The Caliphate and the Authority of the People’ for Arab-Islamic Thought” by Wajih Kawtharani; and “The End of the Ottoman Caliphate and Muslims of the Subcontinent” by Azmi Özcan. The issue also includes François Dosse’s “History and Psychoanalysis: The Genealogy of a Relationship”, translated by Anas Riri. The issue features book reviews of Klaus Kreiser’s Atatürk: Eine Biographie by Say-yar Jamil; Wadi Musa and Petra in the Nineteenth and Twentieth Centuries by Mothana Almasri; and “He Used to Love the Truth”: Confessions of a Historian Who Witnessed France’s Defeat Against Nazi Forces by Youness Ghab. The Editorial Board has introduced the new section “Classics: Seminal Works” to showcase re-search by Orientalists and pioneering Arab scholars in the field, provide academic critique of that scholarship, and highlight its role in the development of historical research. This issue includes two such studies: “The Achievement of Saladin” by Hamilton Gibb, translated by Taher Kanaan, and “Hamilton Gibb and His Works on Islam and the Crusades: Between the Mirror of Orientalism and History” by Ah-med Mohamed Sheir. In the “Documents and Texts” section, this issue features “Ottoman Documents on the House of Hussein Pasha of Tunis in Istanbul” by Mouayed Mnari. The issue concludes with the “Ostour Symposium” dedicated to historiography in Lebanon, which includes three articles: “Importance of the Serial and Quantitative Method-ology in History and Its Application in the History of Lebanon” by Souad Abou El-Rousse Slim; “The Historiography of Lebanese Cities” by Khaled Ziadeh; and “Local History in Mount Lebanon in the First Half of the Twentieth Century” by Simon Abdelmassih.