The new gun cannot fire the depleted uranium (DU) ammo currently fired by the Challenger 2, so the U.K. began the process of developing an entirely new ammunition for its new MBT main gun.

Additionally, it was entirely incompatible with solutions used in NATO allied tanks, which use 120 mm unified ammunition. So, what additional changes does the Challenger 3 introduce compared to ...

"Alongside our granting of a squadron of Challenger 2 main battle tanks to Ukraine, we will be providing ammunition including armor piercing rounds which contain depleted uranium. Such rounds are ...