by Amnesty International, which intensively campaigned for his release. According to Amnesty International, Min Ko Naing was severely tortured and ill-treated during the early stages of his detention. His health suffered as a consequence. During his interrogation he was reportedly forced to stand in water for two weeks until he collapsed, and as a result, his left foot became totally numb. On 19 November 2004, he was released from prison, after being imprisoned for 15 years. Khun Tun Hlaing Second imprisonment Min Ko Naing was rearrested in late September 2006. Htay Kywe, Ko Ko Gyi, Pyone Cho and Min Zeya were arrested along with him, in advance of Burma's 2006 national convention. In January 2007, they were released, without official explanation for either their original arrest or their sudden release. Campaigns Following his release from prison, Min Ko Naing helped to found the 88 Generation Students Group, which continued to fight for democracy in Burma. From 10 October 2006 to 18 October 2006 (his 44th birthday), some of the "88 generation" students organized a nationwide campaign, "White Expression" to pressure the military government to release him and all of political prisoners. Participants wore white clothing in a show of support for the release of all political prisoners. They also organized the signature campaign to pressure the junta to release him and all political prisoners. It was started a week after Min Ko Naing and four colleagues were arrested. Many well-known artists from Myanmar (such as Ludu Daw Amar and Zarganar) signed the petition. On 4 January 2007, the 88 Generation Students organized the "Open Heart Campaign". He said to the Irrawaddy Magazine that the campaign was to encourage the people to exercise freedom of expression. People could write to State Peace and Development Council leader senior general Than Shwe about their feelings under the military government. The 88 Generation Students Group also conducted a "White Sunday" campaign from 11 March 2007 to 20 May 2007 to express support for family members of political prisoners. They visited the families of political prisoners in Yangon every Sunday during this period. Political imprisonment in 2007 He was arrested again around midnight on 21 August 2007, with other 13 leaders of the 88 Generation Students for organizing peaceful demonstrations. United States Government condemned the Burmese junta's arrest of them. On 11 November 2008 Min Ko Naing was sentenced to 65 years imprisonment, as 22