Following its review of parliamentary representation in Leicestershire, the Boundary Commission for England made only minor changes to the earlier constituency wards.

Influenced by the burgeoning Reform movement in England, he began calling for a review of representation in Upper Canada.

Following its review of parliamentary representation in Cornwall, the Boundary Commission for England abolished this constituency at the 2010 general election.

Following their review of parliamentary representation in Hampshire, the Boundary Commission for England has created a new seat in the county.

The seat was created by the Boundary Commission for England following its review of parliamentary representation in Lancashire.

Following their review of parliamentary representation, the Boundary Commission for England created this seat.

Following their review of parliamentary representation in Hertfordshire the Boundary Commission recommended no changes to constituency boundaries for the 2010 general election.

Following its review of parliamentary representation the Boundary Commission made changes to the boundaries as a consequence of population changes.

Following their review of parliamentary representation in Leicestershire, the Boundary Commission for England has made only minor changes to the existing constituency arrangement.

Following their review of parliamentary representation in South London, the Boundary Commission for England has made minor changes to the constituency.