This feels like a very bizarre propaganda / pro-military opinion piece. Google isn't a defense contractor, its employees aren't any more or less patriotic if they don't want to build software that goes in killbots.
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Google and all the other mega-tech corps do a similar tech phone screen where they're reading off an answer sheet. (powers of 2, sort these functions, linux kernel calls, etc).
Sounds like you dodged a bullet, this sort of thing speaks volumes to how the company is run internally and how you'd be treated there.