Black Week refers to the week of Sunday 10 December – Sunday 17 December 1899 during the Second Boer War, when the British Army suffered three devastating defeats by the Boer Republics at the battles of Stormberg on Sunday 10 December, Magersfontein on Monday 11 December and Colenso on Friday 15 December 1899. In total, 2,776 British soldiers were killed, wounded and captured during this period.
