In Rambo III, the Vietnam veteran throws the jungles to the wayside in order to go to Afghanistan and fight the REAL threat... Russians! (blog post) Yeah, this is definitely a movie from sci-fi movie reviews 1988... but on the plus side, we get a change of scenery. Though now I kinda (blog post) wish the 4th movie took place in the arctic...
Source: Rambo III Movie Review - Decker Shado