Elon builds a colony on mars. Once one million people get there, it starves to death by technical accidents and is left to its fate.
Chinese hyper empire emerges, from Tibetan Plateu and conquers a weakened Russia. Trump is okay with it, since he is focused on “domestic issues” like removing gay rights. Later China buys Trumps advisors.
Trump conquest of Greenland, Canada and the arctic create a new American Hyper-Empire that expands into the weakened Russian heartland and Europe.
Or to keep the status quo:
Europe conquers Russia, and shows Trump and Xi their place.
You can imagine different dystopian scenarios:
Or to keep the status quo: