Well those countries are typically much smaller and also play less of a role in the peace and policing of the world.
Would I prefer their way? Of course. Would it work in a super power country? I don't know.
But you have to realize how unbelievably divided the United States actually is in the first place. It is almost a 50/50 progressive vs conservative split. 150 million people on one side and 150 million on the other.
The population of Norway is 5 million. Less than most states in the US.
Don't buy into the two party narrative. Only 29% of Americans are registered Republicans. Only 27% of Americans are registered Democrats. 42% are independent voters.
A third party that focuses on issues Americans really care about, rather than either party's narrative, could sweep into power over the course of a few election cycles.