Dongola, also known as Urdu or New Dongola, is the capital of the state of Northern Sudan, on the banks of the Nile. It should not be confused …Dongola, also known as Urdu or New Dongola, is the capital of the state of Northern Sudan, on the banks of the Nile. It should not be confused with Old Dongola, a now deserted medieval city located 80 km upstream on the opposite bank.