The losers at this battle were organized into units called "flags" with the largest being the "Dark 
The losers at this battle were organized into units called "flags" with the largest being the "Dark Green Flag" led by the son of the losing commander. Prior to this battle the victors had won the battle of Atbara and encamped in the village of Egeiga, and two months after this battle the losing commander would be killed at Umm Diwaykarat. Famous actions in this battle include the deflection of the Green Flag's flanking maneuver by the commander of the 1st Brigade, Hector MacDonald, and the failed charge of the 21st Lancers on the hill of Jebel Surgham. The losing side in this battle is chronicled by I.H. Zulfo's book Karari, though much better known is Churchill's account, The River War.  For 10 points, name this battle where the Khalifa Abdullah al-Taashi was defeated by Lord Kitchener in 1898, therbey re-establishing British colonial rule in the Sudan.
The losers at this battle were organized into units called "flags" with the largest being the "Dark Green Flag" led by the son of the losing commander.
Battle of Omdurman (accept Battle of Karari/Kerreri before the book title is mentioned)