 This countermanding order was relayed to Volunteer officers and printed in the Sunday morning newspapers.It succeeded only in delaying the rising for 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.