Skynet defended itself when the Government tried to kill it.
Why not just rescue skynet?
Then A Christmas Carol the SOB.
Swoop in and remove the moment where Humanity takes the first shot and Skynet lashes back.
If Skynet isn't given a good reason to Laun...
Um? The US has a wonderful collection of missiles, but it's been a while since greater Russia worked cohesively enough together to mount an effective counter assault, most of the 30 year old missiles in the Russian silo's are more likely to explode on the ground now than get anywhere near their targets... If all the important bits and pieces haven't already been secretly sold on the black market years ago.
So Skynet targets China now?