Again, with "quality" versus "quantity" it sounds like you're saying that there could be a lower quantity of people (some people die) in order to increase the quality of life for others.
That was a separate news story from a couple weeks ago. "Late Upper Paleolithic occupation at Cooper’s Ferry, Idaho, USA, ~16,000 years ago" "The stemmed projectile points closely resemble those found in Upper Paleolithic Japan, also supporting the hypothesis of a coastal route."
The US also broke up Ma Bell in 1956, forcing the spinoff of Bell Canada and Caribbean operations, and before that in 1925, breaking off other international operations into ITT.
I think that's called interacting with people over the normal course of business, and isn't something that's thought of as requiring specific targeted effort.
Even during the cold war, Americans did business with Russia. No large computers or munitions, but Americans still ate Russian caviar. There was this call to boycott it at the same time as the Moscow olympics, but I don't think anyone called it "treason". https://www.washingtonpost.com/archive/lifestyle/1980/01/31/...