Egyptian rule over Sudan lasted six decades, 1821 to 1884

Evidence

It is certainly true that Egypt lost control of most of these territories by the 1840s, but the Sudan remained under Egyptian authority from 1821 until 1884. These six decades (almost the length of the British occupation of Egypt) affected the lives of many Egyptians—differently than their encounter with western Europe but in ways just as profound and complicated. — Eve M. Troutt Powell, A Different Shade of Colonialism_…, 83

Categorization

• SHARE: The symmetry — Sudan was Egyptian colony almost as long as Britain occupied Egypt — is a striking comparative fact for a scholar of Nile-valley colonial relations.