In 1973 he was appointed counsellor, Permanent Mission of Sudan, New York.[4] Gaafar Nimeiry Gerald Ford January 16, 1975 January 29, 1975 Francis Deng Gaafar Nimeiry Gerald Ford September 2, 1976 November 18, 1976 Omer Salih Mohamed Eisa Gaafar Nimeiry Gerald Ford September 12, 1985 November 5, 1985 Salah Ahmed Mohamed Salih Omar al-Bashir Ronald Reagan August 29, 1988 September 19, 1988 Hassan El Amin El Bashir 1978: as non-resident ambassador to the Republic of Indonesia. Ahmad al-Mirghani Ronald Reagan January 17, 1990 February 5, 1990 Abdalla Ahmed Abdalla 1922 former Minister of State for Foreign Affairs, Republic of Sudan Ministry of Foreign Affairs (Sudan) Omar al-Bashir George H. W. Bush August 23, 1993 October 1, 1993 Ahmed Suliman (*January 14, 1924 in Omdurman) Sudanese official/ diplomat born 1924, Sudan) Education: Faculty of Law, University of Cairo, Egypt Career: Minister of Agriculture, 1964. Ambassador to USSR Minister of Economy and Foreign Trade, 1969–70.