Answer a question about this article:
The city has undergone many changes to its governance over the centuries and once again became administratively independent from Hampshire County as it was made into a unitary authority in a local government reorganisation on 1 April 1997, a result of the 1992 Local Government Act. The district remains part of the Hampshire ceremonial county.
What act was responsible for the reorganization of local government on April 1, 1997?
1992 Local Government Act