“Remember we are building the airplane here as we’re flying it," he said. "It may be the most complex logistical undertaking — other than going to war — in the history of the United States."
I'm not trying to make excuses, because things can be immensely complex behind the scenes with regulations, compliance so on and such forth. Toss in underfunded and mismanaged emergencies and that's an excellent recipe for disaster.
With all that said... these actors have had nearly a year to prepare for the inevitable - the coordination, distribution and injection of a vaccine.
And to the last part about going to war....I would add that the US is the undefeated champion of two world wars and of all declared wars, frankly.
/s