Paying previews have only been permitted in the West End since 1968.

Commercially raised ducks have not been permitted in rivers and bays since 1968.

Reforms have permitted an economic growth since 1993, except for a slump after the 1997 Asian financial crisis.

However, due to increased contention over property rights, no public hikes to the summit have been permitted since 2011.

Women in general had only been permitted on the floor of the Stock Exchange since 1967.

Postal voting has been permitted in United Kingdom elections since 1918.

Immigration from Africa, which had been permitted since 1870, was not affected.

No such new domains have been permitted since the foundation of Nominet.

No outside church groups or international human rights agencies have been permitted extensive contact with these Deqa peoples since 1975.