Letters and memoranda from the Duke of Wellington to Sir E. Blakeney on barricades and street fighting in Dublin, the support to be given by troops to the civil power; their training for this purpose and for the dispersal of armed and unarmed mobs; the connection of the rebel leaders with the Paris revolutionaries and the Chartists; the throat of disturbances and the measures to be taken against them, in particular districts of Ireland; together with correspondence of Sir E. Blakeney and Lord Fitzroy Somerset on the confinement to barracks of the troops, and the Duke's comments.