Portal:Poland/Did you know/50

... that Polish philosopher Józef Kalasanty Szaniawski (pictured) began as an advocate for restoring Poland's independence but ended as a high government official in Russian Poland – and an enemy of philosophy?
... that the 1988 Polish strikes shook the country's Communist regime to such an extent that it was forced to begin talks on relegalization of Solidarity?
... that the Black Procession of Polish burghers in 1789 resulted in the passage of the belated major urban reform in the Polish-Lithuanian Commonwealth?
... that Operation Antyk was the Polish Underground State's anti-communist propaganda department?
... that Jan Władysław Dawid was a lecturer at the Flying University in Warsaw?