The reason why they feel overrepresented in the US is simply because a real, progressive leftist political project is essentially impossible, so the most extreme of the extremes are proportional more audible.
Let's be fair, you said "some". We also have some of those in Europe.
But to answer, with a guess: perhaps the difference is that in European countries there are way more political parties. But I'm not an expert on American politics so feel free to say this is BS.
Electing Trump has nothing to do with what I'm talking about. It's about being mouthpieces for Russian propaganda.
wait, what?
In the very first paragraph, filled with Russian propaganda and ahistorical takes easily disproven by Putin's own words and exegesis in Russian.
Accepting the genocidaire's justifications uncritically, in addition to the IC's many other genocidal language about "denazification," is absolutely appalling. As they say, if you wonder what you would have been doing when the Nazis weee invading the world, look at what you are doing now.
These two things are similar!
Most leftist political parties in Scandinavia and the Baltics manages to be be both pro-Palestine, pro-NATO, and pro-Ukraine. They don't seen any contradiction because there aren't any.
Why do some American leftists follow this 3rd worldist neo-Maoist thinking that Western civilization needs to burn down before you can get free healthcare and free college?