Mass orbital surveilance, live detection of all rocket launches or other orbitally visible weapons.
Military comms over Starlink, or a US Space Force equivelant.
Countering the ability for competitors to launch the capability's both you and I mentioned.
> Ability to lift 250 tons -> precision landing of tanks and artillery, anywhere
How does a foe distinguish one of these launches from an ICBM carrying nuclear warheads, so that they know not to launch their own in retaliation?