(Graphic: John McCann/M&G)
The Irish revolutionary Michael Collins has been pictured in a back room of the General Post Office (GPO) in Dublin, shaking his head in disgust over the chaotic miscarriage of the 1916 republican uprising against British rule.
The rebellion seemed a disaster for the independence movement. Sixteen leaders were executed for treason and thousands interned after British shells smashed their GPO headquarters.
The Royal Navy had intercepted a shipload of arms…