UK immigration enforcement end of their sentence between 1999 and 2006 without deportation consideration having been completed. By May, it was confirmed that 880 of the cases had been considered for deportation but it was too little too late and the Home Secretary Charles Clarke resigned. On 23 May 2006 the new Home Secretary John Reid stated to the Home Affairs Committee: In the aftermath of the scandal the trigger point at which foreign nationals would be considered for deportation was reduced from two years imprisonment to twelve months and plans were put in place to introduce "automatic deportation". Following an investigation into
U.S. prisoners of war during the Vietnam War who were held separately because of their particular resistance to their captors. The POWs made extensive use of a tap code to communicate, which was introduced in June 1965 by four POWs held in the Hỏa Lò: Captain Carlyle "Smitty" Harris, Lieutenant Phillip Butler, Lieutenant Robert Peel, and Lieutenant Commander Robert Shumaker. Harris had remembered the code from prior training and taught it to his fellow prisoners. The code was simple and easy to learn and could be taught without verbal instructions. In addition to allowing communication between walls, the prisoners used the code when sitting next to each other