In 1846, Brown was elected Liberal M.P. for South Lancashire, and held the seat until 1859.

In that year the representation of the existing constituency of South Lancashire was increased from two to three members of parliament.

The tramways continued to be extended until 1924, and from 1927 Bolton provided some of the trams for South Lancashire's routes.

Spinning declined in the town between 1870–1900, as this sector of the cotton industry moved to South Lancashire.Beattie (1992), pp. 15–16.

Stagecoach Merseyside & South Lancashire is a major operator of bus services in North West England.

He afterwards sat for Sutherland between 1826 and 1831, and for South Lancashire between 1835 and 1846.

The title was taken from the area in South Lancashire called West Derby (and not from the city of Derby).

Gladstone was defeated in South Lancashire, the seat for which he had sat in the previous Parliament.

Spinning declined in the town between 1870-1900, as this sector of the cotton industry moved to South Lancashire.

All she knew was, that Mr. Chadwick was a small manufacturer in a country town in South Lancashire.