What they seem to have in common is:

• Way more posts than comments.
• Almost exclusively posting news articles.
• The vast majority of the articles are critical of Russia or China.
• Virtually always posting to the same few communities. Often there’s overlap in the communities the accounts target.
• Consistent weekly output.

FYI, @haui@lemmygrad.ml, you had this to say back in June on !europe@lemmy.dbzer0.com, before the post was removed by a mod:

OP is one of their propagandists from the looks of it. Please look at the post history and report if you see a pattern.

[Edited to update links for thelucky8@beehaw.org and and the archived post]