There are countless ways for those countries to retaliate: war, terrorism, cyber attacks, disinformation campaigns, corporate or political espionage, releasing

There are countless ways for those countries to retaliate: war, terrorism, cyber attacks, disinformation campaigns, corporate or political espionage, releasing state secrets, stoking geopolitical tensions, creating anti-US coalitions, etc. Not saying that punitive actions can’t be effective, but the US is still vulnerable to some forms of retaliation, especially if get initial action is as sudden and dramatic as the ones you describe.