Patrick Pearse’s grandnephew, Patrick Pearse and his grandson Jamie Preston, pause to look at a plaque baring his name during a ceremony to commemorate Pearse, Thomas Clarke and Thomas MacDonagh, who were executed after the Easter Rising, at Kilmainham Gaol in Dublin. Photograph: Niall Carson/PA Wire

Commemoration events have taken place in the Stonebreakers’ Yard in Kilmainham Gaol to mark 100 years since the start of the executions of the leaders(...)