The Churchill was a British tank. The Churchill served in the Second Battle of El Alamein, Italy, Dieppe Raid, and Normandy. The Churchill was less prone to catching fire than the M4. The Churchills (8) at the Second Battle of El Alamein had no major damage while under anti-tank fire.
Specs (Overview of them):
Weight: 38.5 tons
Length: 24ft 5in
Width: 10ft 8in
Height: 8ft 2in
Crew: 5 (Commander, gunner, loader/radio operator, driver, co driver/hull gunner)
Armor: 16mm to 102mm (the Mk VII supposedly had 152mm in front)
Armament: QF 2pdr (early), QF 6pdr (mid), 75mm (late)
Engine: Bedford horizontally opposed twin-six petrol engine 350 hp
Power/weight: 9.1hp/tonne
Transmission: Merritt-Brown 4 speed constant mesh epicyclic gearbox
Suspension: coiled spring
Range: 100mi
Speed 15mph
Steering: triple differential steering in gearbox

The Churchill would be an interesting addition. The Churchill could be one of the British tanks we lack. The churchill can have different gun loadout as an option (like the M4 and rockets.) The Churchill would need the armor to be tweaked for the EW, MW, and LW models.