The Nazis set up a secret base on the dark side of the moon in 1945 where they hide out and plan to return to power in 2018.
On a large computer screen in one scene, the "greatest war machine ever created by man", a.k.a. the "Götterdämmerung", is described in German as "eine Beförderungsplattform für duale ultra-schwere relativistische kinetische Atomhaubitzen". Literally...
President of the United States:
Vivian, you look great. How's it goin' up there?
Vivian Wagner:
Madam President, I couldn't be better. I am packing dozens of megatons of nuclear warheads which I am going to carefully place up Klaus's kraut ass, just as soon as I get him in my sights.
Although there is a presidential election happening, the movie takes place in 2018, a year when there wouldn't be a presidential election. (Presidential elections only happen in years where the last two digits are evenly divisible by 4 - 2012, 2016, 2020.
English, German