Why didn America build better tanks in World War 2?
Germanys PzKfW Mk. IV Panzer was a good solid reliable tank which if made in sufficient numbers was superior to all other tanks in manufacture. With the possible exception of Polish built 7TP “czolg lekki” diesel, alas Poland lacked the numbers, and failed to mobilize its tanks due to Britains appeasement; these machines were soon found in Panzer units. As to the question at hand, America did not attempt to match the later Panther, Tiger and King Tiger tanks were because they were impractical. Hitler designed them as an indestructible impregnable mobile fortress, indestructible yes, impregnable yes, mobile not a chance. The Panzer and Sherman were both effective anti infantry weapons. The Sherman in particular was highly reliable, it was simple and Allied field commanders could expect them to fight more often then German commanders could rely on the Tigers. If Tigers did make it to battle the Air Corps and RAF (plus RCAF), use of mustang and tempest fighters respectively proved to be t