At the same time, the Soviets are about to nuke America. It's 1985 and Nixon is President. We've won in Vietnam. Oh, and Henry Kissinger has a Russian accent. And Ronald Reagan is thinking of running for President in 1988. Wow, isn't that cool that they got it wrong on purpose? I'm so amazed at this "high-brow art" of deliberately getting dates and timelines wrong, you know, just to be "artistic," and get the drooling of the critics. That is sooooo genius. Like way totally cool.
It's a subgenre of science fiction called alternate history, dimwit.