Sennar's Foundation & River Frontiers

1504 CE – 1760 CE

Shared history:Red SeaDarfur+4

Events:9 local3 shared

Hamaj Power & Late Sennar

1761 CE – 1821 CE

Events:3 local

Blue Nile under Turkiyya & Mahdiyya

1822 CE – 1898 CE

Events:1 local

Colonial Borderland & Downstream Export

1899 CE – 1955 CE

Shared history:NubiaGezira

Events:1 shared

Blue Nile, the Two Areas, & National Fracture

1956 CE – Present

Shared history:KordofanNuba Mt.

Events:1 shared3 national