22 January 1879 | Anglo-Zulu War | Zululand, Southern Africa
On 22 January 1879, a British army column was advancing through Zululand towards the royal capital of oNdini. Its commander, Lieutenant-General Lord Chelmsford, believed that British discipline, modern firearms and artillery would bring the campaign to a swift conclusion.
At Isandlwana, that confidence was shattered.
While Chelmsford was away from the camp searching for the Zulu army, a force of approximately 20,000 Zulu warriors emerged from concealed ground and attacked the British position. The defenders initially held their firing line, but the Zulu advance developed into an enveloping assault that eventually overwhelmed the camp.
By the end of the day, the British had suffered one of the most devastating defeats in their nineteenth-century imperial history.
Isandlwana was not a victory achieved by numbers alone. It was the result of Zulu military organisation and battlefield leadership, combined with British intelligence failures, a divided command and a defensive position that had not been properly prepared.
Why Britain invaded Zululand
The Anglo-Zulu War was rooted in British imperial expansion in southern Africa.
During the 1870s, British officials pursued a policy of confederation intended to bring British colonies, Boer republics and independent African territories under a common political structure.
The independent Zulu Kingdom, ruled by King Cetshwayo kaMpande, stood outside this proposed arrangement.
British High Commissioner Sir Bartle Frere increasingly regarded the Zulu state and its military organisation as obstacles to confederation. On 11 December 1878, British representatives delivered an ultimatum to Cetshwayo’s representatives. Its demands threatened the kingdom’s sovereignty and military independence.
The ultimatum expired in January 1879. British forces crossed into Zululand, beginning a full-scale invasion.
The campaign was organised around three principal columns advancing from different directions towards the Zulu royal capital at oNdini. Lord Chelmsford commanded the central column, which crossed the Buffalo River at Rorke’s Drift.
The plan depended on British forces converging on the Zulu centre of power before the kingdom could organise an effective defence.
Instead, the Zulu army moved to confront the central column.
The Zulu army prepares for war
King Cetshwayo’s military system was built around the amabutho, age-based regiments that formed the organised structure of the Zulu army.
These regiments were not simply temporary groups of warriors. They were established military formations with recognised identities, leaders and responsibilities.
The main Zulu army left the royal centre at oNdini on 17 January 1879. Its principal commanders included Ntshingwayo kaMahole Khoza and Mavumengwana kaNdlela Ntuli.
Their task was to confront Chelmsford’s central column.
The Zulu army’s strength lay in its ability to concentrate a large force, manoeuvre across difficult terrain and attack in coordinated formations. Its traditional tactical system included the well-known izimpondo zankomo, commonly translated as the horns of the buffalo.
The formation was designed to hold an enemy with a central body while the wings moved around its flanks. A reserve could be retained behind the main force.
Zulu warriors were equipped with large shields and stabbing spears, although firearms were also present within the army. It would be inaccurate to portray the entire Zulu force as identically armed or equipped.
The Zulu army was an organised military force defending its kingdom against an invading army.
The British camp beneath Isandlwana
On 20 January, Chelmsford’s central column reached Isandlwana and established a temporary camp beneath the prominent rocky hill.
The camp was intended as a forward base for the continued advance into Zululand. It contained tents, wagons, ammunition, supplies, artillery and troops from different parts of the column.
The main British infantry component included companies of the 1st Battalion, 24th Regiment of Foot, supported by other British and colonial units and African auxiliaries.
The 24th Regiment, later known as the South Wales Borderers, was equipped with the Martini-Henry rifle. This breech-loading weapon gave British infantry substantial firepower when used by trained soldiers in a properly maintained firing line.
The camp, however, was not established as a fully fortified defensive position.
The wagons were not arranged into a protective laager, and the perimeter was not entrenched. The ground was difficult, and the position was considered a temporary base from which the column would continue its advance.
That decision left the camp vulnerable if the Zulu army attacked in strength.
The National Army Museum records that Chelmsford marched out with part of his column on 22 January to investigate reports of a Zulu concentration. The remaining garrison was subsequently attacked by a force estimated at approximately 20,000 warriors.
22 January 1879: The command is divided
The events of 22 January began with reports of Zulu activity around the British position.
Chelmsford became convinced that the main Zulu force was somewhere in the surrounding area. He took a substantial portion of his troops away from the camp to investigate and engage the enemy.
Lieutenant-Colonel Henry Pulleine was left responsible for the camp.
A further complication developed when Colonel Anthony William Durnford arrived from Rorke’s Drift with elements of the No. 2 Column. Durnford was a senior officer with considerable experience in southern Africa.
The relationship between Pulleine and Durnford, and the precise understanding each man had of his responsibilities, became important subjects in later accounts of the battle.
Durnford’s arrival did not simply resolve the command situation. The two officers had to respond to an increasingly uncertain tactical picture while Chelmsford remained away from the main camp.
Durnford eventually moved out with mounted troops to investigate reports of Zulu activity. His force encountered elements of the Zulu army beyond the immediate camp area.
The British had not yet identified the full scale of the Zulu deployment.
The main Zulu force had approached through broken terrain and concealed ground, allowing it to remain largely hidden until the British position was threatened.
The exact sequence of discovery and deployment remains a subject of historical debate. It is important not to present later reconstructions as if every movement was recorded beyond doubt.
What is established is that Chelmsford’s force had been divided, Durnford’s men were operating away from the camp, and Pulleine’s remaining troops faced the main Zulu attack.
The Zulu attack begins
The Zulu army emerged in strength and advanced towards the British position.
The British responded by deploying infantry into an extended firing line some distance in front of the camp.
At first, the Martini-Henry rifles inflicted severe casualties. British soldiers were able to deliver sustained fire against the advancing Zulu formations, and the central attack faced determined resistance.
The Zulu commanders did not rely solely on a direct assault against the British centre.
Their formations extended across the battlefield. The central body pressed the British position while the wings moved around the flanks.
The Zulu left horn became particularly important as it moved against the British position and threatened the routes behind the firing line.
Durnford’s mounted men and other troops were involved in fighting beyond the camp, while Pulleine’s infantry attempted to maintain the extended defensive line.
The British were now fighting an enemy whose strength and movements were becoming increasingly difficult to contain.
The British firing line is outflanked
The British position depended on maintaining a continuous and effective firing line.
As the Zulu formations extended around the flanks, that position became increasingly difficult to hold.
The British infantry had to cover a broad frontage. Units were exposed to pressure from different directions, and the distance between parts of the force made coordinated resistance more difficult.
The Zulu advance was costly, but it continued.
Once the British began to lose control of their flanks, the advantage of their rifles became less decisive. The defenders could no longer concentrate their fire against a single advancing body.
The National Army Museum describes how the British attempted to withdraw from their extended line but were forced into smaller groups and isolated positions. The camp itself was then overrun.
The battle had moved beyond the stage of a controlled infantry engagement.
The British were now fighting to prevent their position from being surrounded.
The ammunition controversy
No account of Isandlwana is complete without addressing the controversy surrounding British ammunition supply.
A popular explanation for the defeat claims that British soldiers were unable to obtain ammunition because of restrictive ammunition-box arrangements, with quartermasters supposedly refusing to issue cartridges quickly enough.
Ian Knight’s Companion to the Anglo-Zulu War includes separate entries on ammunition boxes and British ammunition supply, demonstrating why the subject deserves specific examination rather than a simplistic explanation.
There were genuine logistical difficulties in the British supply system. Ammunition had to be transported, distributed and issued through an established chain of command.
However, the claim that the British simply ran out of ammunition and therefore lost the battle is not a sufficient historical explanation.
The collapse of the British position involved a much wider combination of circumstances: the divided force, the extended firing line, the Zulu envelopment and the loss of cohesion as the battle developed.
Ammunition supply should be considered within that wider tactical picture, not treated as the single cause of defeat.
The collapse of the camp
As the Zulu formations closed around the British position, organised resistance began to break down.
The British troops were no longer able to maintain a continuous defensive line. Some attempted to withdraw towards the camp, while others fought in smaller groups as the Zulu attack pressed forward.
The absence of a properly established defensive laager made the situation worse. The wagons had not been arranged to provide a strong perimeter, and the camp was not prepared to withstand an attack from several directions.
The fighting became increasingly close.
British soldiers who had initially relied on rifle fire were forced into desperate engagements as Zulu warriors reached the camp and attacked isolated groups of defenders.
The British position was overwhelmed.
Some survivors attempted to escape towards the Buffalo River and Natal. Others were killed during the fighting or along the routes of retreat.
The battle ended in a decisive Zulu victory.
The casualties
The scale of the British defeat was severe.
The National Army Museum gives the official casualty return as:
- Europeans: 858 killed
- Africans: 471 killed
- Total: 1,329 killed
The African casualties included members of the Natal Native Contingent and other African personnel serving with the British column. They must not be omitted from accounts of the battle.
The Zulu army also suffered substantial casualties. Estimates vary, and a precise total cannot be established with the same confidence as the official British return.
The British lost a major portion of the force that had been left at Isandlwana. Its equipment, supplies and stores fell into Zulu hands.
The defeat was not simply a setback for one regiment. It was a major blow to the central British invasion column and to the wider campaign.
Why the British were defeated
Isandlwana cannot be explained by one mistake or one supposed failure. Several factors combined to produce the result.
- The division of Chelmsford’s force. Chelmsford’s decision to take a substantial part of the central column away from the camp left the position with fewer troops available when the main Zulu attack developed.
- Inadequate defensive preparation. The camp was not surrounded by a properly constructed laager or a comprehensive defensive perimeter. It had been established as a temporary base, but it was still vulnerable to attack.
- The extended British firing line. The infantry deployed across a broad frontage. Once the Zulu wings threatened the flanks, the British struggled to maintain a coherent position.
- Zulu battlefield organisation. The Zulu commanders used the terrain, concealed approaches and coordinated formations effectively. Their ability to extend around the British position was central to the victory.
- Command and communication difficulties. Chelmsford was away from the camp, while Pulleine and Durnford were responding to a rapidly changing situation. The precise command arrangements remain debated, but the British force was unable to coordinate an effective response to the full Zulu attack.
The decisive point was the interaction of these failures. British firepower inflicted serious losses, but it could not compensate for a position that was being outflanked and losing cohesion.
From Isandlwana to Rorke’s Drift
The Zulu victory did not end the fighting on 22 January.
Elements of the Zulu force moved towards Rorke’s Drift, where a small British garrison was defending a mission station and supply depot near the Buffalo River.
The defence began later that day and continued into 23 January.
The British garrison, commanded by Lieutenant John Chard and Lieutenant Gonville Bromhead, resisted repeated attacks and eventually held the position.
The two engagements became linked in British public memory. Isandlwana represented a devastating defeat, while Rorke’s Drift became a celebrated story of British resistance.
However, the victory at Isandlwana was the larger military event. It demonstrated that the Zulu army could defeat a substantial British force in a direct field engagement.
The National Army Museum notes that the subsequent defence of Rorke’s Drift provided a significant boost to British morale, although it did little to alter the overall course of the campaign.
The consequences of Isandlwana
News of the defeat shocked the British authorities and public.
The invasion had been expected to bring the Zulu Kingdom under British control. Instead, the destruction of the central column exposed the dangers of underestimating the Zulu army.
Chelmsford returned to Natal, and British forces prepared for a renewed offensive. Reinforcements were sent to southern Africa, and the campaign continued.
The British later won major engagements at Kambula and Gingindlovu. On 4 July 1879, Chelmsford’s forces defeated the Zulu army at the Battle of Ulundi.
Cetshwayo was captured the following month, and the Zulu Kingdom was broken up under British authority.
Isandlwana had not ended the war, but it had changed its character. The British campaign was no longer an apparently straightforward advance. It had become a much larger military undertaking, requiring additional forces and a renewed strategy.
The historical significance of Isandlwana
The Battle of Isandlwana remains one of the most important engagements in the history of the Anglo-Zulu War.
For the Zulu Kingdom, it was a major victory against an invading imperial army. It demonstrated the effectiveness of Zulu military organisation and the ability of its commanders to exploit weaknesses in an opponent’s position.
For the British Army, it exposed the limitations of technological superiority when intelligence, command decisions and defensive preparation failed.
The battle has also been shaped by generations of historical interpretation. Earlier British accounts often concentrated on the disaster and the supposed failures of individual officers. Later research placed greater emphasis on the Zulu army’s planning, leadership and battlefield achievements.
Ian Knight’s work has been important in bringing Zulu perspectives, military organisation and the experiences of participants into the wider story of the war. His Zulu Rising draws on British and Zulu accounts, oral history and battlefield research, while his Companion to the Anglo-Zulu War provides a detailed reference framework for the people, weapons, organisations and controversies of the campaign.
Isandlwana should therefore be remembered not merely as a British defeat, but as a significant Zulu military victory.
On 22 January 1879, the Zulu army defeated a major British force through organisation, manoeuvre and determined fighting. The consequences would shape the remainder of the war and the future of Zululand.
The British had entered Zululand expecting a rapid victory. At Isandlwana, they discovered that the army defending the kingdom was a formidable opponent.
Sources and further reading
- Ian Knight, Companion to the Anglo-Zulu War, Pen & Sword Military, 2008.
- Ian Knight, Zulu Rising: The Epic Story of iSandlwana and Rorke’s Drift, 2010.
- National Army Museum, Isandlwana Mountain, 1879.
- South African History Online, Anglo-Zulu Wars 1879–1896.
- P.S. Thompson, “The Many Battles of Isandlwana: A Transformation in Historiography”, Historia, Volume 52, Issue 1.
- National Army Museum, The Battle of Isandlwana, 22 January 1879.
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