Before Glasgow’s tobacco lords dazzled the eighteenth century, there were centuries of quieter preparation. The merchant class that would one day command an Atlantic empire had first to organise itself, win its privileges and learn its trade — through the guildry and the herring barrel, through a purpose-built port and a catastrophic colonial gamble, and at last through the Union that unlocked the colonies. This is the story of how Glasgow taught itself to trade, and of the men who turned a modest Scottish market town into one of the great commercial cities of the world.
This page tells that story: the guild that organised the merchants, the closed elite they became, their first ventures, the port they built, the disaster that nearly broke them, the Union that made them, and the confidence of their golden age.
Merchants & craftsmen
The foundation of Glasgow’s commercial life was laid in 1605, with a document known as the Letter of Guildry. For years the town’s merchants and its craftsmen had quarrelled over influence in the burgh; the Letter of Guildry settled the dispute by giving each a formal constitution and a defined place in the government of the city. The merchants were organised into the Merchants House, the traders in goods both overseas and domestic; the craftsmen into the Trades House, representing the incorporated crafts and later housed in the fine Trades Hall. Between them these two bodies would govern Glasgow for more than two centuries, and the Letter of Guildry remained the charter of the city’s merchant class throughout its rise.
A closed & wealthy few
Membership of the merchant rank was a jealously guarded privilege. To be admitted as a merchant burgess a man had to prove himself worth a substantial sum — at least five hundred merks in land and goods, double the threshold set for a craftsman — and to satisfy the Dean of Guild as to his training, character and religion. The effect was to keep the ranks of the overseas merchants small, wealthy and tightly knit, bound together by family and marriage. Access to the most lucrative trades demanded not only money but colonial experience and the right connections, and so the men who would come to dominate Glasgow’s commerce were, from the first, a compact and powerful elite who controlled the town council and shaped the city to their will.
The first ventures
Glasgow’s early trade was a modest, home-grown affair. Long before tobacco, its merchants dealt in the plain staples of Scottish commerce — cured herring and salmon, coal, salt, plaiding and linen — shipped to Ireland, France and the Low Countries, and wine, timber and other goods brought home in return. There were tentative reachings across the Atlantic, too: a handful of Glasgow men had dealings with Barbados as early as the mid-seventeenth century, though these first colonial voyages were slight and often judged unprofitable. It was a sound if unspectacular foundation — enough to school a generation of merchants in the arts of shipping, credit and risk, and to leave them hungry for the far greater prizes of the colonial trade.
The port down the water
One obstacle stood in their way above all others: their river. The Clyde at Glasgow was shallow and choked with shoals, quite unable to take ocean-going ships, and every attempt to deepen it failed. Rather than pay heavy dues at rival harbours, the town council made a decisive move: in 1668 it bought land on the south bank of the Clyde estuary, some way downstream, and there built an entirely new harbour — Port Glasgow. Through this outport, and through neighbouring Greenock, much of Glasgow’s Atlantic trade would pass for well over a century, until the deepening of the Clyde at last brought the great ships up to the city itself. It was a characteristic stroke of merchant enterprise: if the river would not serve, they would build a port that did.
Locked out & Darien
Ambition, however, ran up against the law. Although Scotland and England had shared a king since 1603, they remained separate states, and the English Navigation Acts barred Scots from trading freely with the English colonies. Glasgow’s merchants did what they could, lawfully and unlawfully, but the door to the richest markets stayed shut. Scotland’s answer was audacious: a colony of its own. In the late 1690s a great national venture, the Darien scheme, sent Scottish settlers to found a trading colony on the isthmus of Panama. It was a catastrophe. Disease, hostility and mismanagement destroyed the colony within two years, and with it a huge portion of Scotland’s available capital — a disaster that helped push a near-bankrupt nation towards a closer bond with its wealthier neighbour.
The Union & the unlocking
That bond came in 1707, with the Union of the Scottish and English parliaments. Whatever its wider merits or resentments — and it was bitterly contested — for Glasgow’s merchants the Union was transformative, for it gave them, at last, full and legal access to England’s colonies and colonial trade. They seized the opportunity with both hands. Within a generation Glasgow had thrown itself into the transatlantic tobacco trade, and by the middle of the century its greatest merchants — men such as William Cunninghame, John Glassford and Alexander Speirs — had risen to dominate the entire British commerce in Virginia tobacco. The long preparation was over; the age of the tobacco lords had begun.
The confidence of a trading city
By the later eighteenth century Glasgow’s merchant class stood at the height of its wealth and confidence, its fortunes visible in the mansions and warehouses of the Merchant City and in the parallel riches of the sugar trade. A telling symbol of that confidence came in 1783, when the city’s merchants founded the Glasgow Chamber of Commerce — the first institution of its kind in Britain, a body created to speak for the collective interests of trade. In time the old privileges faded: the exclusive rights of the guild were swept away by nineteenth-century reform, and the Merchants House turned to the charitable work it still carries on. But the trading city the merchants had built endured, and their enterprise remains woven into the very streets of Glasgow.
The essentials
| Feature | Detail |
|---|---|
| Founding charter | The Letter of Guildry, 1605 |
| Two houses | The Merchants House & the Trades House |
| To become a merchant | Worth at least 500 merks |
| The outport | Port Glasgow, built 1668 |
| The catastrophe | The Darien scheme, 1698–1700 |
| The turning point | The Union of 1707 |
| The boom | Tobacco, from the 1740s |
| A British first | The Chamber of Commerce, 1783 |
Frequently asked questions
What was the Letter of Guildry?
The Letter of Guildry of 1605 was the document that set the constitution of Glasgow’s commercial life. It ended long friction between merchants and craftsmen by organising them into two bodies — the Merchants House and the Trades House — and defining their roles in governing the burgh.
What was the Merchants House of Glasgow?
The Merchants House was the body representing Glasgow’s merchants, the traders in overseas and domestic goods, established under the Letter of Guildry in 1605. Headed by the Dean of Guild, it held political power in the city for centuries and survives today as a charitable institution.
How did you become a Glasgow merchant?
Admission as a merchant burgess was strictly controlled. A candidate had to prove he was worth at least five hundred merks — twice the sum required of a craftsman — and to satisfy the Dean of Guild as to his training, character and religion, keeping the merchant rank a wealthy and exclusive class.
Why was Port Glasgow built?
Because the River Clyde at Glasgow was too shallow for ocean-going ships and could not be deepened, the town council bought land downstream on the Clyde estuary and built a new harbour there in 1668. Port Glasgow handled the city’s Atlantic shipping until the Clyde itself was eventually deepened.
What was the Darien scheme?
The Darien scheme was an ambitious Scottish attempt, in the late 1690s, to establish a trading colony on the isthmus of Panama. It failed disastrously within two years, through disease, hostility and mismanagement, ruining many investors and much of Scotland’s capital and contributing to the pressures that led to the Union.
How did the Union of 1707 help Glasgow’s merchants?
Before 1707 the English Navigation Acts barred Scots from trading freely with England’s colonies. The Union removed that barrier, giving Glasgow’s merchants full legal access to the colonial trade — and they exploited it so successfully that the city soon dominated the British tobacco trade.
What was special about Glasgow’s Chamber of Commerce?
Founded in 1783, the Glasgow Chamber of Commerce was the first chamber of commerce established in Britain. Its creation reflected the wealth and organisation of the city’s merchant class at the height of the tobacco and sugar era, and its example was soon followed by cities across the country.