Easter Rising in putting the rising off for only a day, although it greatly reduced the number of Volunteers who turned out. British Naval Intelligence had been aware of the arms shipment, Casement's return, and the Easter date for the rising through radio messages between Germany and its embassy in the United States that were intercepted by the Royal Navy and deciphered in Room 40 of the Admiralty. The information was passed to the Under-Secretary for Ireland, Sir Matthew Nathan, on 17 April, but without revealing its source, and Nathan was doubtful about its accuracy. When news reached Dublin of the capture
Easter, 1916 of Irish history: <poem> "I write it out in a verse— MacDonagh and MacBride And Connolly and Pearse Now and in time to be, Wherever green is worn, Are changed, changed utterly: A terrible beauty is born." </poem> The extent to which Yeats was willing to eulogize the members of the Easter Rising can be seen in his usage of "green" (78) to commemorate said members above, even though he generally abhors the use of the colour green as a political symbol (Yeats's abhorrence was such that he forbade green as the color of the binding of his books). In