Of course the US tried to invade Canada way back when, in 1812. At least the physical land masses. Which also resulted in the White house being burnt to the ground.
http://www.ndswm.org/war-overview I guess millennials have already not been taught 1991 history, Desert Storm - where the majority of a million casualties in that region happened.
If Hilary was in, I'd say round 2 for the middle east (Desert Storm II) But as is - South America is definitely on the table for potential carving.
https://nypost.com/2019/06/08/mexico...ith-guatemala/ Mexico seems to have made a "deal" with the USA, probably in exchange for not being invaded - when the USA decides to invade.