52 (No. 98 HISTORY rights on the Bahr el -Arab has led to continual quarrels between the Dinka of the north of the province and the Rizeigat Arabs from Darfur. In 1908 , the Dinka attacked the Arabs (a novel venture on the part of a negro tribe ) ; in 1909 , the Arabs retaliated , ; and Nyamlellpost was established to protect the Dinka. Arbitration in 1912 had some success . In 1914 , the Dinka raided the Golo on the Wau - Chak -Chak road .

In 1915, the Rizeigat again returned to the attack. In 1917, the Dinka remained restless and fractious. The western, the only_Moslem district, remains largely unadministered. There is much smuggling of arms into it . There are numerous petty tribes, each with its sultan . In 1907 district headquarters were moved from Dem Zubeirto Raga , and in March 1916 a regular garrison was placed at Kafia -Kengi. There wasa Mandala raid in 1914 on the road to Abu Gabra , which is much used by Fellata pilgrims .

The Zande tribes of the Nile-Congo divide, a fine folk , are now well in hand . Sultan Yambio and his son Mangi were hostile in 1903-4 , and were attacked in 1905, when the Sultan died of wounds. Mangi made submission and remained quiet till 1914, when he broke out again and was deported to Khartum , dying there in February 1916. There were other disturbances to the peace in the Yambio district in 1914 , and a secret orgiastic society, the Bir, gave cause for anxiety here in 1916 and 1917. In 1918 it was still troublesome. A small mutiny in a company of the newly -raised Equatorial Sudanese battalion belonging to the district was easily suppressed in 1914. Sultan Tembura , on the other hand,was consistently friendly from the time of the mission to his district in June 1901 to his death in March 1914, when he was succeeded by Renzi , his > son .

The hopes once entertained, as by Romolo Gessi, of the potential riches of the province, though probably justified,have so far notproved to beso . Much of its ivory finds its way over the watershed, or to the Greek traders in the old Lado Enclave, and its wild rubber