Siege of Ladysmith
1899 CE.
Shown on the map at -28.559°, 29.781°.
The siege of Ladysmith was a protracted engagement in the Second Boer War, taking place between 2 November 1899 and 28 February 1900 at Ladysmith, Natal.
Text from the Wikipedia article Siege of Ladysmith, licensed CC BY-SA 4.0.