First time hearing about it
Add to the list holding public office, attending university, teaching, owning land, bringing religious items from Rome into the country, publishing or selling Catholic works. And of course it was forbidden for priests to say Mass or for people to attend mass. People gathered in the open air at what became known as Mass Rocks, a stone, frequently a flat one that could be used as an altar and where it was possible to flee and get the priest to a place of safety in the event of being discovered. Fr. Mac Aidghalle was murdered while saying mass at a mass rock that still stands on Slieve Gullion, in County Armagh. The perpetrators were a company of redcoats (English soldiers) under the command of what known as 'a priest hunter'.
Bear in mind too that the Penal Laws were only the latest in a long line of persecutions of Irish Catholics and Catholic priests dating back to the 1500s.
Here's some nice reading for you:
its their job to network and then build alliances to get the result Poland wants.
Yes, but diplomacy is not a Polish strength. They're very good at both taking and giving offence. Some of the posts in this thread are a perfect example of that.
the great powers of Europe that silently accepted the banishment of Poland from the theatre of Europe,
Do you mean the partitions? I'd be more upset about being stitched up like a kipper after World War Two.