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| | Encyclopaedia Britannica: Sudan, history of the |
 | | The first theory is that the lower Nile had its source at about latitude 20 N, flowing directly into the sea, while the upper Nile, issuing from Lake Victoria, flowed into an inland lake that covered the As-Sudd region in what is now The Sudan. |
 | | According, to the second theory, the upper section originally flowed into a vast lake between Mount as-Silsilah and what is now Aswan; this was tapped by the lower section of the Nile after the so-called Sebile erosion. |
 | | From records of antiquity it is generally accepted that at the end of the 4th millennium BC, kings of Egypt's 1st dynasty conquered upper Nubia south of Aswan, introducing Egyptian cultural influence to the region. |
| www.ethiopians.com /abay/history.html (523 words) |
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