Ducks, potatoes, blockheads
This week’s Economist has a short report (subscription required) to the effect that:
…Poland’s governing Law and Justice party is suing the country’s former president, Lech Walesa, for defamation. Mr Walesa called the current incumbent, Lech Kaczynski [official Polish Presidency site (in English) | his own site (in Polish)], a “blockhead” in a row over a report on alleged criminal activity and Russian influence in the country’s now disbanded military-intelligence service.