Professor Dermot Keogh (1945-2023), MRIA, distinguished himself as an Emeritus Professor of History and the Emeritus Jean Monnet Professor of European Integration Studies at University College Cork. His insights into twentieth-century Ireland, European dynamics, and international history garnered him numerous prestigious accolades nationally and internationally. His scholarly contributions are substantial, with over 20 authored and edited books, along with his longstanding role editing Documents on Irish Foreign Policy. Professor Keogh's expertise, spanning Irish diplomacy, church-state relations, the Jewish experience in Ireland, European integration, and Latin American studies, earned him widespread respect and admiration. His legacy is a testament to his lifelong commitment to advancing understanding in these critical areas of study.