During the 18th Century, the port of Liverpool and its dock system grew beyond
recognition after centuries of little or no development. It has been argued by many that
this growth was purely down to the Slave Trade and that Liverpool would have been little
more than a fishing port if this industry had not been allowed to thrive. However, in this
essay I will attempt to show that although the slave trade did play a major part in the
growth of the port of Liverpool, it was foundations laid down earlier by the salt trade
within Liverpool and growth of industries in other towns, that enabled the port and city to
flourish.
Liverpool’s involvement in the slave trade cannot go unnoticed during the 18th century, as
a simple examination of statistics shows. Initially, Liverpool lagged behind London and
Bristol, but by the 1750’s had become England’s primary slave trading port. A large
number of Town Councillors and Mayors were involved in the trade in some way in the
2nd half of the 18th Century and the population rose eleven fold from 6,000 to 77,000.
The legacy of the trade is seen by a number of street names in the city centre, such as
Jamaica Street, Maryland Street and Baltimore Street where there had been plantations.
Liverpool was allowed to compete in the slave trade after the monopoly held by the
London based Royal Africa Company was scrapped by Parliament in 1698. The first
recorded ship to leave Liverpool did so in September 1700. However, it was not just a
port which was essential for slaving ships to be successful. A market was required nearby
for goods brought back from the plantations in exchange for slaves. Also, industries had
to be able to provide manufactured products which could be sold for slaves in Africa. In
addition, there had to be a pool of investors ready to fund the slaving ships voyage, which
could take a year, with no guarantee of a financial return.
During the 17th Century, Liverpool began to establish commercial ties with the colonies in
the Americas. Tobacco was imported from the 1640’s and sugar from the 1660’s. This
then went hand in hand with the slave trade. More sugar and tobacco could be imported if
there were more slaves to work on it. The nearby manufacturing towns of Lancashire
produced the goods which could be sold in Africa for slaves such as cloths and
gunpowder. Canal links via the River Mersey to Manchester and Birmingham gave
Liverpool an advantage over Bristol for slave ships. This means that a cyclical pattern
emerged, with the slave trade and consequently the port of Liverpool growing, but only
hand in hand with the manufacturing towns of Lancashire and the Midlands which were a
key part in the success of the triangular route.
The fact that trans-Atlantic trading was already in place before the onset of slaving
voyages can be demonstrated in the case of Sir Thomas Johnson, who was Mayor in 1695.
He was already an importer of tobacco long before he was a joint financier of the
‘Blessing’, the 2nd recorded slave ship to leave Liverpool in October 1700. Richard
Gildart is another example of somebody who made his wealth before getting involved in
slaving voyages, playing a part in transporting of prisoners to the colonies after the
Jacobite Rebellion of 1716 before he got involved in the slave trade.
The Ashton family also had an involvement in slavery, but not before they had developed
their wealth elsewhere. John Ashton invested in the Sankey Brook canal from his profits
of the trade in the 1750’s. This enabled more coal to be brought to the salt works at the
Dungeon which he owned and hence increase salt production. Ashton had acquired the
salt works prior to his involvement in the slave trade, showing that a cyclical pattern had
developed whereby he could invest profits from salt into slavery, then in turn invest profits
from slavery into improving output at his salt works. His son Nicholas went on to
purchase Woolton Hall in 1772, which was conveniently situated between the salt works
and the port of Liverpool, which implied that salt was as important or more important to
him than the slave trade. He had previously lived in Hanover Street in Liverpool City
Centre. Although the growth of Liverpool at the time meant that merchants were moving
away from then urban area, Woolton was very much an outpost back then, many
merchants not moving much further than Everton or even Hope Street.
If the slave trade was the sole industry on which Liverpool’s Council and merchants relied,
then this is not shown in some of the actions during the 18th Century, when a number of
developments occurred in other industries and communications. The turnpike road to
Prescot was completed, enabling coaches to travel to Liverpool, unlike in previous years
when the town had to be entered on horse back as coaches could only travel as far as
Warrington. In addition to the Sankey Brook canal development, investment in the salt
trade continued with the opening of a refinery close to Liverpool’s new wet docks in
1753. The development of Liverpool’d dock system did not come about directly as a
result of the slave trade. Although the first dock opened in 1715, as the slave trade
developing, the idea had been around for over 50 years before that, with a quay first being
proposed in 1635. (1)
The initial development of the salt works at the Dungeon came before Liverpool’s
involvement in the slave trade. Crude brine salt was made in Liverpool as early as 1611 for
export to Newfoundland for use in the cod fisheries. This formed part of a triangular route
whereby fish was then exchanged for rum, tobacco and sugar in the West Indies Thus,
trading links had been established with this part of the world long before slaves became a
export commodity. Also, salt was exported to Cornwall where it was exchanged for china
clay for use in the pottery industries of Liverpool and Staffordshire. The discovery of
Rock Salt in 1670 led to the opening of the Dungeon Refinery in 1697, following on from
a refinery in Liverpool in 1696. The idea was that it could be more economically refined
here due to its proximity to the salt fields, collieries and the port. The problem of
transporting the materials to the refinery still had to be overcome however, which was
done by the Weaver Navigation, making the River Mersey navigable to the salt fields of
Warrington and Cheshire. This was complemented in 1757 by the Sankey Brook Canal
which made the refinery accessible from the coal deposits of St. Helens. As a consequence
of these developments, the amount of salt refined at the Dungeon more than doubled
between 1752 and 1783, and again by 1796.
The increasing amount of salt refining was at a time when the pressures on the slave trade
were great, leading to its eventual abolition in 1807. It may be that merchants were
increasing salt production as a way of earning a living in the knowledge that the income
from slavery would soon be reduced. However, the first moves towards the Weaver
Navigation and Sankey Brook came about before the city was installed as as the country’s
chief slave trading port. It was these key developments which enabled salt production to
gather pace. The fact that the Ashton’s were involved in the salt trade before the slave
trade indicates that slavery became another industry to invest in which was potentially
profitable.
Brutal as the slave trade may seem now, in the 18th Century it may not have been seen as
so barbaric and it was not seen as unreasonable to make money from it. Although the
number of Councillors and Mayors involved was high, it should be pointed out that slavery
was one of many industries in which they were involved. The conclusion to be drawn, I
believe, is that salt refining played a key role in the ports development. It was not
necessarily the most profitable, but certainly it provided the initial foundation for other
industries to develop. Of these, slavery was a major and very profitable one, for which the
city has become renowned. It would not have done so however without the initial salt
refining profits which provided the capital; to invest in it in the first place.
(1) O’Connor page 155.
Bibliography
Gail Cameron & Stan Crooke: Liverpool - Capital of the Slave Trade; Picton Press 1992
Liverpool Planning Department: Liverpool Heritgae Walk 1990.
Freddy O’Connor: Liverpool, Our City, Our Heritage; Printfine Ltd 1990.
Mike Royden: Salt & the Rise of Liverpool, The Dungeon. (From M. Royden’s WWW
site)
Steven Horton
Steven Horton (2000)
Footnotes

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