A proclamation was issued in 1580 prohibiting the erection within 3 m.
There are strict provisions for the protection and for the sanitary housing of factory employees, and prohibiting sweat-shops.
The constitution goes into minute detail in prohibiting local, private and special legislation.
In 1711 a law was passed in Pennsylvania prohibiting the importation of slaves, but it was rejected by the Council in England.
A constitutional amendment of 1890 permits the re-election of the president without limit, the original clause prohibiting such a re-election.