Ausgrenzung ist ein schleichendes Gift. Staatliches Handeln, auch in der EU, verteilt dieses Gift.
http://www.aventinus-online.de/varia/rechtsgeschichte/art/The_Penal_Laws/html/ ca/662d2c4492f4ef52857938fafe0a1282/?tx_mediadb_pi1%5BmaxItems%5D=10 Following the Williamite War (1689-91), a series of penal laws against the Roman Catholic majority was enacted in Ireland. They were directed both against clergy and laity, and their reverberations could be felt well into the 18th century. However, there is no general historiographic agreement on their range and implementation