Nuclear-powered e-fuels and old-fashioned stockpiles. Or just old-fashioned stockpiles. Ground warfare might perhaps see some niches where the lower thermal an

Nuclear-powered e-fuels and old-fashioned stockpiles. Or just old-fashioned stockpiles. Ground warfare might perhaps see some niches where the lower thermal and noise signature of battery power gets leveraged in one way or another, or the flexibility of motor-power wheel. But charging would still require are least a fallback to generator trucks (or to fuel cell trucks, if you think you can skip the fallback from mechanized logistics to jerry-cans)