E/CN.A/1990/17 page 7 return from Syria. Mr. Hassan was reportedly kept in Al-Quala prison in Manama. He was allegedly tortured to death, and hie body was found on 8 February 1989 in the village of Sar. His body bore the following marks of torture: holes in the bones of the feet, bone fractures in the left hand and the right thigh; the hair of his head was burnt and hiB scalp bore several bleeding injuries. The authorities had reportedly admitted his detention, but denied torturing him to death. 28. On 17 August 1989 the Government of Bahrain informed the Special Rapporteur that the allegations concerning the death of Muhammad Mansoor Hassan were completely false. The formal investigation into the cauBe of death, properly conducted at the time, including an official post-mortem examination of the body, confirmed that there were no suspicious circumstances and that the deceased, a known epileptic, had died of natural causes. 29. On 28 December 1988 the Special Rapporteur sent an urgent appeal to the Government of Benin 6tating that Mr. Leon Yelome, aged 30, was alleged to have been arrested by members of the civil guard on 1U October 1988 and detained at Camp Guezo. Further, Mr. Moussa Mama Yari, aged 37, was reportedly arrested on 2k October and held, initially, in the police station and transferred to an unknown place. According to the same information, both persons were subjected to torture. 30. On 12 June 1989 the Government of Benin informed the Special Rapporteur that Leon Yelome and Moussa Mama Yari, both members of different unlawful movements and parties, were at present being held at the Guezo military camp in Cotonou. Immediately after their arrest, the two prisoners were heard by the State Security and Investigation Standing Committee. The file made up on them by the Committee was transmitted in due course to the Public Prosecutor's Department. Moreover, neither Leon Yelome nor Mousea Mama Yari were subjected to torture either during or after their interrogation. 31. On 22 May 1989 the Special Rapporteur sent an urgent appeal to the Government of Benin stating that eight persons were allegedly being kept incommunicado, without charge or trial, in the PLM Aledjo military camp in Cotonou and that several of them had been severely beaten or' tortured. The persons in question were: Roger Adote, student, arrested on 15 February 1989; Bruno Pierre Alofa, student, arrested on 9 January 1989; Benjamin Badou, civil servant, arrested on 26 January 1989; Theophile Bessan, teacher, arrested on 3 February 1989; Basile Degnonvi, sociologist, aged 33, arrested on 25 January 1989; Simon Fanou, plumber, arrested on 5 March 1989; Arsene Gbaguidi, teacher, aged 31, arrested on 25 January 1989; Michel Honanvoegbe, teacher, aged 31, arrested on 25 January 1989. 32. On 10 July 1989, the Special Rapporteur sent an urgent appeal to the Government of Benin stating that Mr. Jonas Gninmagnon, aged 32, Chairman of the Committee of the Parents and Spouses of Prisoners of Opinion was allegedly arrested at Cotonou on 15 May 1989 and was still being detained, without charge or trial, in the police station at Abomey-Calavi. Neither Mr. Gninmagnon's family nor his lawyer are entitled to visit him. According to the information received, most of the persons arrested on political grounds were tortured. Some of them had died during the last 18 months after being tortured by persons belonging to the security forces.