Key Facts
- Duration
- 124 days (Oct 1899 – 15 Feb 1900)
- Relief commander
- Lt-Gen John French
- Improvised gun built
- Long Cecil, manufactured by De Beers engineers
- Notable civilian present
- Cecil Rhodes, De Beers mining magnate
- First relief attempt
- Stopped at Modder River and Magersfontein
Strategic Narrative Overview
Boer artillery bombarded the town in an effort to force capitulation, prompting De Beers engineers to construct an improvised cannon, Long Cecil. The Boers countered with a larger siege gun, driving many residents underground. A first British relief column under Lord Methuen was halted at the battles of Modder River and Magersfontein, compelling Britain to reassign forces and alter its overall strategic priorities before a second attempt could be mounted.
01 / The Origins
When war broke out in October 1899 between Britain and the two Boer republics — the Orange Free State and the Transvaal — Boer forces moved rapidly to surround Kimberley, a strategically valuable diamond-mining town in Cape Colony. The town was ill-prepared for siege, and the presence of Cecil Rhodes, whose role in the Jameson Raid had helped provoke the war, added political tension to an already difficult military situation.
03 / The Outcome
On 15 February 1900, a cavalry division under Lieutenant-General John French, operating as part of Lord Roberts's larger force, broke through and relieved the siege. Fighting did not immediately cease in the region; Boer general Piet Cronjé's forces were engaged at Paardeberg directly afterward. The relief of Kimberley, alongside those of Ladysmith and Mafeking, marked a turning point in the conventional phase of the Second Boer War.
Belligerents & Mobilization Analysis
Side A
2 belligerents
Piet Cronjé.
Side B
1 belligerent
Cecil Rhodes, Lord Methuen, Lieutenant-General John French, Lord Roberts.
Kinetic Engagement Axis
Scroll horizontally to view full axis. Events plotted relatively.