T he Polish prime minister, Donald Tusk, must occasionally look towards Budapest and sigh. A landslide victory in elections last spring enabled Hungary’s new prime minister, Péter Magyar, to act with ruthless determination to clean up the country’s politics after 16 years of corrupt Orbánisation . Mr Tusk, whose centrist coalition ousted the far-right Law and Justice party (PiS) in 2023, is similarly taking on the legacy of a government which undermined the rule of law and democratic norms. But his efforts have been relentlessly boxed in by the blocking tactics of Poland’s (PiS)‑backed president, Karol Nawrocki.

At the weekend, this standoff escalated into a crisis with wider implications for the European Union as well as Poland itself.…