sentences:  There are South Sudanese media reports, yet unconfirmed, that following the conclusion of the Naivasha Agreement, Nhial Deng Nhial was slated to become the Sudanese Foreign Minister in the "Government of National Unity".However following the death of Dr. John Garang in a plane crash in July 2005, Mr. Nhial refused entreaties to serve in Khartoum and opted to work in the nascent Government of Southern Sudan (GOSS).Nhial Deng Nhial was appointed Minister of Regional Affairs in the Southern Sudanese cabinet in 2005 by President Salva Kiir.