The notion that Putin has some grand plan to conquer Europe is largely pushed by NATO expansionists who need to justify their own existence.
Discussion
So you think he’s stopping at Ukraine. If the rest of the world allows Russia to just take a country after killing a lot of its citizens, you believe he just stops there? Wild.
Well maybe they might try Moldova or something but the idea that they try to invade Poland or western Europe seems pretty far fetched. What would they gain from an actual war with all of Europe?