(17 October 2019)
The United States wins the Vietnam War and President Nixon‘s Watergate scandal is never exposed — mostly because he enlists one of the Watchmen who has turned evil to kill Bob Woodward and Carl Bernstein. Nixon also abolishes term limits, so he is still president in 1985, which is when the film is set.
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The phrase dates back to the 1st/2nd century Roman poet Juvenal, who wrote satires about tyrannical governments, oppressive dictatorships and law enforcement corruption. The original phrase is „Quis custodiet ipsos custodes“ in Latin, which literally translates to „Who will guard the guards themselves,“ the modern version of which has become „Who watches the watchmen?“