Tanks underwent revolutionary change during World War II. Thicker armour and more powerful weapons saw tactics change as new opportunities for tank warfare presented themselves. In open countryside, tanks were vulnerable, but a skilled tank commander could – in close concert with his crew – manoeuvre his weapon to lethal effect. Tanks came to pay a decisive role in many battles – not least on the Eastern Front. Meet the WWII tank aces and follow the dramatic skirmishes between these battlefield titans.