Ironclad Dawn
An academic exploration into the origins, development, and battlefield impact of tanks during the Great War.
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Overview
The Stalemate Breaker
The advent of tanks in World War I represented a critical response to the unprecedented stalemate of trench warfare on the Western Front. Prior to the war, concepts for armored, all-terrain vehicles existed, but the catastrophic casualties of early trench combat provided the urgent impetus for their rapid development. Both Great Britain and France spearheaded this innovation, while Germany, initially skeptical, followed suit only after Allied tanks appeared on the battlefield.
National Contributions
Great Britain's initial efforts led to the construction of "Little Willie" in 1915, followed by the iconic Mark I tank, which was deliberately named "tank" to maintain secrecy. France, though deploying its first tanks later in April 1917, ultimately surpassed all other nations in total tank production. In stark contrast, Germany produced a mere 18 of its own tanks during the entire conflict, largely relying on captured Allied vehicles.
Early Challenges & Design Triumphs
Early tanks were plagued by mechanical unreliability, leading to high attrition rates during combat and transit. However, their fundamental design, particularly the rhomboid shape and caterpillar tracks of the British Mark I, proved revolutionary. This configuration enabled them to traverse formidable obstacles like wide trenches and heavily shelled terrain, which were impassable for conventional wheeled vehicles. Beyond the tank itself, this era also saw the introduction of the first self-propelled gun (the British Gun Carrier Mk I) and the first armored personnel carrier, underscoring a broader shift in military vehicle design.
Conceptual Roots
Pre-Industrial Visions
The idea of protected vehicles for offensive military operations dates back to ancient siege engines. However, the Industrial Revolution, with its steam power, brought these concepts closer to reality. In 1855, during the Crimean War, James Cowan proposed a "Steam Powered Land Ram." This formidable machine, resembling a helmet on 'footed' Boydell wheels, was envisioned as an armored steam tractor armed with cannons and rotating scythes. Despite its innovative nature, it was reportedly dismissed as 'barbaric' by Lord Palmerston.
Tracked Traction Pioneers
The early 20th century saw significant advancements in tracked vehicle technology. From 1904 to 1909, David Roberts of Hornsby & Sons developed a series of tractors utilizing his patented 'chain-track' system. These were evaluated by the British Army for artillery traction. In 1908, Major William E. Donohue even suggested to Roberts the design of an armored, self-propelled gun, an idea Roberts regrettably did not pursue. Similarly, Lieutenant Gunther Burstyn of the Austro-Hungarian Army designed a tracked armored vehicle in 1911, complete with a rotating turret and hinged 'arms' for obstacle negotiation, a remarkably prescient design that also failed to secure commercial backing.
Unheeded Designs
Lancelot De Mole, an engineer from South Australia, submitted multiple proposals to the British War Office between 1912 and 1917 for a "chain-rail vehicle" capable of traversing rough terrain and trenches. His designs notably featured a climbing face, a characteristic later crucial to British tanks. Despite the Commission on Awards to Inventors in 1919 recognizing the superiority of De Mole's design, its advanced nature meant it was not properly appreciated at the time, and he received only a reimbursement for expenses.
British Development
The Landship Committee
Despite initial army resistance, Winston Churchill, then First Lord of the Admiralty, championed the development of armored vehicles. In February 1915, he established the Landship Committee. Initially tasked with designing a massive troop transporter, its objectives evolved to an armored vehicle capable of 4 mph (6.4 km/h), climbing a 5-foot (1.5 m) parapet, crossing an 8-foot (2.4 m) gap, and armed with machine guns and light artillery. The Royal Naval Air Service, surprisingly, played a significant role in early experimentation due to their existing armored car division.
"Little Willie" & "Mother"
William Foster & Co. Ltd. was contracted to produce a proof-of-concept vehicle. This resulted in "Little Willie," a 14-ton prototype powered by a 105 hp Daimler engine, first run in September 1915. It was primarily a test-bed for a robust new track system designed by William Tritton, as initial commercial tracks proved inadequate. The subsequent design by Lieutenant Walter Gordon Wilson, known as "Big Willie" or "Mother," adopted a distinctive rhomboidal shape to enhance trench-crossing capabilities and featured sponsons on the sides for naval 6-pounder (57 mm) guns, abandoning the top turret concept for a lower center of gravity. Trials in early 1916 led to an initial order for 100 "Mother" type vehicles.
The Name "Tank"
The term "landship" was deemed too revealing of British intentions. To maintain secrecy, factory workers were told they were producing "mobile water tanks" for desert warfare. The term "Water Container" was considered but rejected due to its abbreviation (WC, a common British term for a toilet). Thus, in December 1915, the code term "tank" was officially adopted. This term became universally recognized, influencing the nomenclature for armored vehicles in many languages, including English and Russian, to this day.
French Development
Divergent Paths
Unlike Britain's centralized approach, France's tank development was characterized by multiple, often conflicting, lines of innovation. This resulted in three distinct major production types. The arms manufacturer Schneider initiated a project in January 1915, which gained political support by integrating with engineer Jean-Louis Breton's mechanical wire cutter design. Colonel Estienne, a strong proponent of armored forces, secured substantial army backing, leading to orders for 800 units by early 1916, significantly outnumbering initial British orders.
Early Design Flaws
Despite early enthusiasm, the initial French tanks suffered from design deficiencies. The Char Schneider CA, based on a 75 hp Holt chassis and armed with a short 75 mm howitzer, exhibited poor mobility due to a short track length and an overhanging hull. It also proved unreliable, with only about 130 of the 400 produced being operational at any given time. Industrial rivalry further complicated matters, leading to the Char St Chamond. This tank, though boasting a powerful 75mm gun (the most potent on any operational tank until 1941), shared many of the Schneider CA's mobility issues due to an even larger overhanging body and an insufficiently developed petro-electrical transmission that caused frequent breakdowns.
The Modern FT
The French automotive industry, with its experience in mass production and vehicle design, introduced a pivotal innovation: the light tank. Renault's FT design, a collaboration between Estienne and Louis Renault, was revolutionary. It was the first tank to feature a fully rotating, top-mounted turret with 360ยฐ traverse, a layout that became the standard for almost all subsequent tank designs: driver at the front, main armament in the turret, and engine at the rear. Weighing only 8 tons, it was half the weight of the British Medium A Whippet but offered comparable firepower in its cannon variant. The FT became the most mass-produced tank of World War I, with over 3,700 units built, exceeding the combined production of all British and German tanks. While some in the French army advocated for super-heavy tanks like the gigantic Char 2C (the most complex and technologically advanced of its era, featuring a three-man turret and the heaviest to enter service until late WWII), the FT's practicality and mass production capability proved decisive.
German Development
Anti-Tank Focus
In contrast to the Allied powers, Germany initially prioritized the development of anti-tank weaponry over its own tank production. This strategic choice meant that German tank development lagged significantly. The German General Staff, lacking enthusiasm for tanks, focused on defensive measures against the new Allied threat.
The A7V Sturmpanzerwagen
The sole German tank type to see combat in World War I was the A7V Sturmpanzerwagen. Designed in 1917, it entered battle in March 1918. This formidable vehicle was operated by a large crew of 18 and was heavily armed with eight machine guns and a 57-millimeter cannon. However, its production was severely limited, with only 20 A7Vs being manufactured during the entire war. This small number meant they could not significantly alter the strategic landscape.
Repurposed Assets
Given their limited domestic production, the majority of the approximately fifty tanks fielded by Germany were, in fact, captured British vehicles. These "Beutepanzer" (captured tanks) were repurposed for German use, highlighting the disparity in tank manufacturing capabilities between the Central Powers and the Allies. While the Allies also captured A7Vs, they generally did not integrate them into their forces, often scrapping them instead.
Battlefield Impact
First Deployments
The inaugural use of tanks in combat occurred on September 15, 1916, at the Battle of Flers-Courcelette, a part of the Battle of the Somme. British Mark I tanks from C and D Companies of the Heavy Section, Machine Gun Corps, were deployed. The results were mixed: many tanks broke down, but nearly a third managed to breach German lines. Of the 49 tanks sent to the Somme, only 32 could participate in the initial assault, and a mere nine reached the German trenches. This early deployment, rushed against the advice of figures like Churchill and Ernest Swinton, provided crucial feedback for future designs and validated the fundamental concept of armored warfare, despite its initial limitations.
Cambrai: A Glimpse of the Future
The Battle of Cambrai in 1917 marked the first instance where tanks achieved a significant operational impact. British Colonel J.F.C. Fuller, chief of staff of the Tank Corps, orchestrated a mass tank assault that achieved an unprecedented breakthrough. However, this tactical success was not fully exploited, ironically due to the reliance on horse cavalry for follow-up attacks, which proved unable to capitalize on the motorized advance. This battle underscored both the immense potential of tanks and the need for integrated combined-arms doctrine.
First Tank-on-Tank Combat
A pivotal moment in armored warfare history occurred on April 24, 1918, at Villers-Bretonneux, where the first recorded tank-versus-tank engagement took place. Three German A7Vs unexpectedly encountered three British Mark IVs. This clash signaled the beginning of a new dimension in ground combat, where armored vehicles would directly confront each other, fundamentally altering battlefield dynamics.
Evolution & Conditions
Design Refinements
Lessons learned from early deployments quickly led to design improvements. The British Mark IV, introduced in 1917, retained the rhomboidal shape but featured enhanced reliability, shortened naval gun barrels (to prevent them from digging into mud), and increased armor to counter standard German armor-piercing K bullets. The Mark V, appearing in 1918, further streamlined operation by incorporating Wilson's epicyclic gearing, reducing the crew requirement for driving from four to two. These incremental advancements significantly improved the tanks' combat effectiveness and survivability.
The Whippet & Mobility
The British Medium Mark A Whippet represented a new tactical direction. Designed for speed (around 8 mph compared to the 3-4 mph of heavy tanks), it was intended to exploit breakthroughs in enemy lines. While armed only with machine guns, making it unsuitable for direct tank-on-tank combat, its role was to engage infantry and disrupt rear areas. The Whippet foreshadowed a future trend in tank design towards greater tactical mobility and specialized roles, moving beyond the initial "breakthrough" heavy tank concept.
Internal Conditions
Life inside a World War I tank was extraordinarily harsh. Inadequate ventilation meant the atmosphere was thick with poisonous carbon monoxide from the engine, fuel and oil vapors, and cordite fumes from firing weapons. Temperatures could soar to 50ยฐC (122ยฐF). Crews frequently lost consciousness or collapsed upon exposure to fresh air. To mitigate the danger of bullet splash and fragments, crews wore specialized helmets with goggles and chainmail masks, known as "splatter masks." Smoking was strictly prohibited due to explosive fumes and the large amount of fuel. Gas masks were also standard issue, reflecting the widespread use of chemical warfare. The initial 8mm side armor, while effective against small arms, became vulnerable to newly developed armor-piercing K bullets, prompting the Germans to develop anti-tank rifles and "Bunched Charge" grenades.
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References
References
- Showalter, D.E. "More Than Nuts And Bolts: Technology And The German Army, 1870รขยย1945." Historian 65.1 (Fall 2002): 123รขยย143. Academic Search Premier. Web. 16 February 2012.
- The Devil's Chariots: The Birth and Secret Battles of the First Tanks. John Glanfield (Sutton Publishing, 2001) p. 16
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