Crusader tank
Overview
 
The Tank, Cruiser, Mk VI or A15 Crusader was one of the primary British cruiser tank
Cruiser tank
The cruiser tank was a British tank concept of the inter-war period. This concept was the driving force behind several tank designs which saw action during the Second World War....

s of the early part Second World War
World War II
World War II, or the Second World War , was a global conflict lasting from 1939 to 1945, involving most of the world's nations—including all of the great powers—eventually forming two opposing military alliances: the Allies and the Axis...

 and perhaps the most important British tank of the North African Campaign
North African campaign
During the Second World War, the North African Campaign took place in North Africa from 10 June 1940 to 13 May 1943. It included campaigns fought in the Libyan and Egyptian deserts and in Morocco and Algeria and Tunisia .The campaign was fought between the Allies and Axis powers, many of whom had...

. The Crusader's mobility made it a favourite of British tank crews and its Ordnance QF 6 pounder
Ordnance QF 6 pounder
The Ordnance Quick-Firing 6-pounder 7 cwt, or just 6 pounder, was a British 57 mm gun, their primary anti-tank gun during the middle of World War II, as well as the main armament for a number of armoured fighting vehicles...

 main gun made it more than a match for the early Panzer III
Panzer III
Panzer III was the common name of a medium tank that was developed in the 1930s by Germany and was used extensively in World War II. The official German designation was Panzerkampfwagen III translating as "armoured battle vehicle". It was intended to fight other armoured fighting vehicles and...

 and Panzer IV
Panzer IV
The Panzerkampfwagen IV , commonly known as the Panzer IV, was a medium tank developed in Nazi Germany in the late 1930s and used extensively during the Second World War. Its ordnance inventory designation was Sd.Kfz...

 tanks it faced in combat. By late 1942, the limited diameter of its turret ring prevented further armament upgrades and this, combined with the presence of Tiger I
Tiger I
Tiger I is the common name of a German heavy tank developed in 1942 and used in World War II. The final official German designation was Panzerkampfwagen Tiger Ausf. E, often shortened to Tiger. It was an answer to the unexpectedly formidable Soviet armour encountered in the initial months of...

 Tanks among the Afrika Korps
Afrika Korps
The German Africa Corps , or the Afrika Korps as it was popularly called, was the German expeditionary force in Libya and Tunisia during the North African Campaign of World War II...

 and overheating problems caused by the high temperatures of the desert, led to the design being phased out in favour of the new US built Sherman III
M4 Sherman
The M4 Sherman, formally Medium Tank, M4, was the primary tank used by the United States during World War II. Thousands were also distributed to the Allies, including the British Commonwealth and Soviet armies, via lend-lease...

 medium tank and the British Cromwell
Cromwell tank
Tank, Cruiser, Mk VIII, Cromwell ,The designation as the eighth Cruiser tank design, its name given for ease of reference and its General Staff specification number respectively and the related Centaur tank, were one of the most successful series of cruiser tanks fielded by Britain in the Second...

 heavy cruiser.
In 1938, Nuffield Mechanisation and Aero
Nuffield Organisation
The Nuffield Organisation was a vehicle manufacturing company in the United Kingdom. Named after its founder, William Morris, 1st Viscount Nuffield, it was formed in 1938 as the merger of Nuffield's Morris Motor Company , another of Nuffield's companies the MG Car Company and Riley.Morris Motors...

 produced their A16 design for a heavy cruiser tank based on Christie suspension
Christie suspension
The Christie suspension is a suspension system developed by American engineer Walter Christie for his tank designs. It allowed considerably longer movement than conventional leaf spring systems then in common use, which allowed his tanks to have considerably greater cross-country speed and a lower...

.
 
x
OK