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BgvJx TIL the British military nicknamed M3 'Stuart' tanks 'Honey' tanks because they had a smooth ride quality. The Stuart tanks were borrowed from the US during WWII.
awKQM Today I learned New Zealand built one of the worst tanks in history. It was made with metal roofing, had no cannon, was un-used in combat and was publicly ridiculed, even in New Zealand.
v1n8R TIL about the swiss battle tank Panzer 68: using the radio at full power would lead to erratic movements of the turret and switching on the heating system could fire the main gun