Trite question assuming that the invasion just fell out of the clear blue sky. We pushed, created, funded, and nurtured this war. Then when it happened, people like you clutch their packs and act like you have no idea where it came from.
The actual answer would have been not to have spent a device decade I this war of convenience DC and the globalists wanted.
Some people are ridiculous. Concept of independent sovereign country cannot enter their heads.