These three UK tanks have been buffed in firepower and mobility Black Prince (Great Britain, HT-7, regular). Changes regarding the basis 1.21.1.
Infantry Tank Mk. IV, Churchill Mk. II, FirearmCentral Wiki
WoT Icons: A History of Leaks, Part 2 - UK
Black Prince - Global wiki. Wargaming.net
Black Prince - Global wiki. Wargaming.net
Churchill I - Global wiki. Wargaming.net
Hobby
Churchill Black Prince - Nevington War Museum
World of Tanks 1.22 - FSV Scheme A - new hd pictures and vehicle story
World of Tanks 1.22 - Black Prince - Churchill VII and Churchill I - rebalanced - new stats
Black Prince, WoT Blitz Wiki
WoT 1.22 Supertest: Changes to British Tanks (T95/FV4201 Chieftain, AT 15, Black Prince, etc.) - The Armored Patrol