Southern Kordofan, Blue Nile and the Nuba Mountain region straddle Sudan and South Sudan's ethnic and political lines.

CNN: Sudanese army says it killed more than 50 rebels

The group controls much of the Nuba mountains in Southern Kordofan and launches guerrilla raids in Blue Nile state.

ECONOMIST: Sudan and South Sudan

Like her athletes, her portraits of the Nuba were far less about the individuals she photographed than what their sculpted, muscular bodies represented.

ECONOMIST: Leni Riefenstahl: Hand-held history | The

"Erasing the Nuba" is my testimony, as a Rwandan and a journalist, to ensure these people are never referred to in the past tense.

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Born and raised in Khartoum, the 18-year old is a living testament to how his Nuba traditions have transcended the mountains, competing from boyhood even within the capital.

CNN: Sudan's Nuba wrestlers shoot for Olympic glory

The one-night event combines live music with food from some of their favourite Paris restaurants, and will take place at new roof terrace bar, Nuba, overlooking the Seine.

BBC: Rooftop dining and dancing in Paris

Bringing people from the Nuba mountains to come and wrestle -- it is something that is historic and never been seen before and it shows that the spirit of the wrestling and the objective in which we created it are working.

CNN: Wrestlers fight to unite world's newest nation

On Wednesday, 616 people reached the Yida refugee camp in South Sudan - the highest number yet recorded - escaping hunger and conflict across the border in South Kordofan, a bitterly contested region of Sudan better known as the Nuba Mountains.

BBC: Fleeing from Sudan's Nuba Mountains

Halima Haroun, 30, who arrived two days ago after a 14-day walk, appeared to speak for most of the refugees when she explained why they had decided to abandon their villages in the Nuba Mountains and the nearby caves where many had spent months hiding.

BBC: Fleeing from Sudan's Nuba Mountains