the Poland/Hungary point relates to the recent issues with abortions and gay rights respectively. The rules in these cases may be more progressive at least in parts of the US.
But if you take labor rights, these are a lot more humane in the EU
right, now that you mention it. They also ban research on polish collaboration with the Nazis in WWII.
Come on, if you occupy a country with millions of people, of course there will be some a-holes willing to collaborate, what's the big surprise there?