In early May a movement that had convulsed university campuses across the United States suddenly took root here. For weeks, student activists at Trinity College in Dublin had been planning and biding their time and on Friday 3 May, as the pressure of exams eased for many, they moved. Fifteen tents were pitched on the grass in Fellow's Square, just beside the entrance to the Book of Kells exhibition. Their focus was Gaza. Their goal: an immediate end to all business and academic connections between Trinity College and Israel. By Saturday morning, their numbers had grown. "I was saying to...