For 10 points, identify this battle that occurred at the present day capital of Sudan.
The defending general in this battle may have disobeyed orders to retreat given by Queen Victoria in early 1884. Despite this, he and his defenders held out in the city on the Blue Nile that they were defending for nearly 10 months, despite low food stores and an increasing Mahdist presence. In January of 1885, the Mahdists broke into the city, massacring the entire garrison including that commanding general, Chinese Gordon. For 10 points, identify this battle that occurred at the present day capital of Sudan.
The defending general in this battle may have disobeyed orders to retreat given by Queen Victoria in early 1884.
Battle of {Khartoum} or {Siege} of {Khartoum}