BEFORE MUMBAI, THERE WAS THE INDIAN OCEAN

 

BIZ MASALA  |  FORENSIC HISTORY & ECONOMY

BEFORE MUMBAI, THERE WAS THE INDIAN OCEAN

Gujarat, Malabar and Coromandel: the older commercial networks behind India's modern financial map

By Murthy ASR  |  Forensic Edition  |  10 October 2026

Hero artwork is conceptual: a modern financial metropolis and coastal industrial networks; not a historical map.

 

The central finding

Western India did not invent Indian commerce. Long before British rule, Gujarat's ports and merchant communities, Malabar's pepper trade, and the Coromandel Coast's textile and maritime networks were connected to a wider Indian Ocean economy. They moved goods, credit, information and commercial risk across long distances. But that does not mean that one region dominated a unified Indian financial system: precolonial India had multiple commercial centres, with different specialisations and changing fortunes.

The key historical distinction is between commercial and financial power before colonial rule, and the modern concentration of formal financial institutions that emerged later. Precolonial merchants used credit instruments, trusted agents, partnership arrangements and networks of correspondence. Modern finance added regulated banks, stock exchanges, corporate securities markets and a national institutional architecture. The latter did not spring fully formed from the former—but neither did it grow on a blank slate.

Our thesis: British rule reshaped the geography and rules of Indian commerce; it did not create the merchant and credit networks that made parts of India commercially influential in the first place.

Conceptual network: regional ports were linked to overseas markets through overlapping merchant routes; not a precise map of every route.

1 | A map of several commercial worlds—not one monopoly

Before European colonial power became decisive, the Indian Ocean was a connected trading arena shaped by monsoon winds, regional production, port politics and merchant diasporas. Western India had important links to the Red Sea, Persian Gulf and Southeast Asia. The Malabar Coast was a major source of pepper and other products. The Coromandel Coast supplied textiles and connected South India to Southeast Asian and wider maritime circuits. These were overlapping systems, not isolated regional economies.

A Cambridge Economic History of India survey of maritime trade between roughly 1200 and 1500 describes continuity in Indian Ocean commerce and notes the importance of western India and the Coromandel Coast as textile-exporting centres, alongside Malabar's spices and timber. The evidence points to a plural commercial geography.

The three regional lenses

Region	Commercial strengths	What this does—and does not—prove
Gujarat: Cambay, Ahmedabad, Surat	Merchant diaspora, textiles, shipping, links to Red Sea and Southeast Asia	A powerful commercial network; not proof that all Indian finance was controlled from the West.
Malabar: Calicut, Cochin, Kollam	Pepper, spice redistribution, Muslim merchant networks, overseas shipping	A major Indian Ocean trading zone; not necessarily a region-wide industrial transformation.
Coromandel and Andhra coast	Textiles, port trade, merchant groups, connections to Southeast Asia and inland markets	A commercially active east coast; its later institutional trajectory differed from Mumbai's.

2 | Malabar: a global pepper economy before European supremacy

Original conceptual artwork: Malabar's pepper port and the sea routes connecting it to wider Indian Ocean markets.

Calicut rose as a major commercial hub in the fourteenth and fifteenth centuries. Pepper attracted merchants from Arabia and Persia and connected Malabar to markets far beyond the subcontinent. The port's significance was not simply that pepper grew nearby: Calicut concentrated and redistributed cargo, drew together merchant communities and offered access to maritime routes.

The merchant network was diverse. Local Mappila Muslim merchants and overseas Muslim merchants from places including Arabia, Persia and Surat played important roles; Hindu and other merchant communities also participated in trade. The Zamorin's political authority and the merchants' commercial expertise were interdependent, although the exact arrangements varied over time.

A 2024 peer-reviewed study of seventeenth-century Calicut describes a striking contest: the Dutch East India Company sought to control the pepper trade, but the Zamorin resisted granting the Dutch a monopoly. Calicut continued to admit multiple merchant groups. English, Muslim and Baniya merchants shipped pepper to destinations including Surat, Mocha and Persia; merchants from Surat also came to Calicut with goods and cash. The Dutch found it difficult to control the numerous routes, suppliers and intermediaries.

Original historical interpretation artwork—not an archival image—depicting merchants negotiating pepper, cargo and prices at a Malabar port.

The forensic point: trade power was not the same as financial-hub power

Malabar's importance is clear in its commodity trade, port networks and merchant competition. But we should not leap from those facts to the claim that Kerala was once India's equivalent of modern Mumbai. A 2026 Economic History Review study by Chris Wickham argues that, although pepper was extraordinarily important to Eurasian trade, its impact on Kerala's wider economy was more limited than a simple export-success narrative might imply; much of the regional economy remained based on rice. That is a vital corrective: a globally valuable export can coexist with a largely agrarian local economy.

This is one of the story's most important nuances. Malabar could be strategically central to a global commodity chain without turning all of its wealth into a broad, self-reinforcing ecosystem of banks, manufacturers, financial intermediaries and corporate headquarters.

3 | Gujarat: merchants, hinterlands and long-distance credit

Gujarat's advantage also preceded British rule. Cambay (Khambhat), Ahmedabad and later Surat were embedded in networks linking inland producers to ports and overseas buyers. Gujarati merchant diasporas traded across the Indian Ocean and Southeast Asia. Research on sixteenth- and seventeenth-century Gujarat emphasises that these networks depended on connections between ports, inland towns, production areas and merchant communities—not merely on a single harbour.

Gujarat's relationship with Malabar was reciprocal as well as competitive. The 2024 Calicut study records Surat merchants visiting Calicut to buy pepper and bringing cotton and silk textiles, cash and other commodities. The two coasts were nodes in one wider commercial system. This is more historically accurate than framing them as separate economies locked in a simple contest.

Indigenous finance: the infrastructure behind trade

Indian merchants did not need modern commercial banks to move funds or finance trade. Hundis and related credit practices supported transfers, settlement and lending across distance. These systems relied on reputation, networks, records and the ability to enforce obligations through commercial relationships. They were not identical to modern regulated bank deposits or securities markets, but they were real financial infrastructure.

Research on hundi history describes the instrument as a centuries-old artery of merchant credit. Studies of indigenous bankers also show that colonial officials at times depended on Indian credit networks even as the colonial state later sought to regulate, recast or displace them. This complicates any claim that modern finance arrived only when British institutions appeared.

Timeline: a simplified editorial framework, not a claim that the transition was linear or uniform across regions.

4 | The colonial turn: from trading networks to modern institutional concentration

The British period did not produce a single clean break. European companies entered an already sophisticated trading world, competed with local merchants and rulers, and increasingly sought control over routes, commodities and political authority. Over time, colonial administration, port investment, railways, cotton and textile industrialisation, modern banks and exchanges changed where capital was raised and where decisions were made.

Mumbai's later financial position was cumulative. Its harbour and trade links mattered, and the American Civil War cotton disruption of the 1860s helped redirect demand toward Indian cotton. The opening of the Suez Canal in 1869 shortened the sea route between Europe and Asia. These developments reinforced Mumbai's commercial position, but neither the canal nor cotton alone explains its later financial dominance. Industrial growth, institutions, corporate concentration and path dependence also mattered.

It is important to avoid a simplistic contrast in which British rule 'created' Western Indian business while the rest of India remained commercially passive. Indigenous merchant and credit networks existed across multiple regions. Colonial rule altered the playing field, and the benefits and costs of those changes were unevenly distributed.

5 | Coromandel and the Andhra coast: the eastern story

The Coromandel Coast was another major maritime-commercial zone. Scholarship on South Indian merchants in the seventeenth century describes strong entrepreneurial activity along the southern Coromandel coast, while research on the Chola period documents maritime and textile links with Southeast Asia. The Andhra coast was part of this broader eastern coastal world; a study of seventeenth-century colonial Andhra describes changing patterns of maritime trade and diverse merchant communities including Indian, Persian, Armenian and European participants.

This evidence matters to our present-day South India question. The historical South was not economically inert while Gujarat traded. It had multiple coastal gateways, inland production systems and merchant networks. But the existence of historic trade is not enough to explain modern financial geography: the later concentration of regulated institutions, industrial capital, corporate headquarters and specialised services needs its own explanation.

6 | Why Mumbai became a modern financial capital

The most defensible explanation is a compounding network effect. Once a city concentrates exchanges, banks, investors, issuers, brokers, legal and accounting firms, rating agencies, regulators and corporate headquarters, proximity becomes economically valuable. Firms can find specialist staff, counterparties and advisers more easily; investors can access deal flow; and financial professionals can move between institutions. This density attracts the next layer of activity.

That is a different proposition from saying that every major financial policy originates in Mumbai or that Western India has always dominated Indian finance. Regulators have national mandates; modern financial markets are national and increasingly digital. The claim is narrower: Mumbai developed an unusually dense concentration of financial institutions and related services, which can reinforce itself over time.

7 | What changed—and what remains an open question

Question	What the evidence supports	What we should not claim without more evidence
Was Gujarat commercially powerful before the British?	Yes: ports, merchant diasporas and long-distance trade are well documented.	That Gujarat controlled all Indian commerce or finance.
Was Malabar internationally important?	Yes: pepper exports and merchant networks linked Calicut to major Indian Ocean destinations.	That Kerala was a modern-style financial capital or that export wealth transformed the whole economy equally.
Did South India have maritime networks?	Yes: Malabar and Coromandel were important, distinct but connected commercial regions.	That these networks were identical to modern industrial and financial ecosystems.
Did British rule create Mumbai's modern financial lead?	Colonial-era trade, infrastructure and institutions helped shape it, alongside older merchant networks.	That one event—Suez, cotton, or a single community—explains the entire outcome.

8 | Biz Masala's larger question: can the South reconnect its economic engines?

Today's Southern India has technology, manufacturing, ports, skilled labour, diaspora connections and growing urban markets spread across several cities. These assets do not automatically create a unified financial ecosystem. The practical question is whether production, finance, logistics, professional services, research and corporate decision-making are sufficiently connected to compound one another.

For Andhra Pradesh, the test is not whether it can recreate a medieval port or build a skyline. It is whether port connectivity and industrial corridors lead to operating firms, supplier clusters, trade finance, insurance, warehousing, testing, export services and high-value decision-making. Announcements and proposed infrastructure must be distinguished from commissioned capacity and sustained economic activity.

The historic comparison suggests a useful caution: being an important node in a global trade route is not the same as capturing the highest-value functions around that trade. A port can move pepper or containers while finance, insurance, shipping services, corporate control and specialist jobs accrue elsewhere. The policy challenge is to retain and grow more of those functions locally.

Conclusion | India's financial map has a longer history than Mumbai

Before the British, Gujarat, Malabar and Coromandel were already important participants in Indian Ocean commerce. Their merchants moved goods and credit, built overseas relationships and negotiated with rulers and foreign trading companies. Malabar's resistance to Dutch monopoly is a vivid reminder that European companies entered a competitive commercial world, not an empty marketplace.

But precolonial commercial strength did not translate uniformly into modern financial institutions. Regional production structures, political changes, colonial-era infrastructure, the evolution of formal finance and the later concentration of corporate decision-making all mattered. Mumbai's dominance was built over time, from older commercial foundations into a modern institutional network.

The deeper lesson is not that the South once ruled and then lost. It is that India's coastal regions possessed different forms of commercial power—and that modern financial dominance went to the places where trade, institutions, capital and corporate decision-making became most tightly connected.

Source register and research notes

·       Girija, Archa Neelakandan (2024), “Stories of resistance and resilience: The role of the port city of Calicut in the seventeenth-century Indian Ocean trade,” International Journal of Maritime History. https://journals.sagepub.com/doi/10.1177/08438714241272506

·       Wickham, Chris (2026), “The profits of pepper. Indian Ocean trade and the economy of Kerala, 800–1600,” Economic History Review. https://onlinelibrary.wiley.com/doi/10.1111/ehr.70125

·       Prange, Sebastian R. (2011), “Measuring by the bushel: reweighing the Indian Ocean pepper trade,” Historical Research. https://academic.oup.com/histres/article-abstract/84/224/212/5609970

·       Maloni, Ruby (2019), “Gujarati Merchant Diaspora in South East Asia (Sixteenth and Seventeenth Centuries),” Oxford University Press. https://academic.oup.com/book/32336/chapter-abstract/268583029

·       Seshan, Radhika (2019), “Merchants and Marts: Gujarat’s Networks of Trade in the Sixteenth and Seventeenth Centuries,” Oxford University Press. https://academic.oup.com/book/32336/chapter-abstract/268583559

·       Subramanian, Lakshmi (2023), “Settling accounts: Indigenous bankers in search of new histories in the twentieth century,” Indian Economic and Social History Review. https://journals.sagepub.com/doi/10.1177/00194646231166439

·       Martin, Marina (2015), “Project codification: legal legacies of the British Raj on the Indian mercantile credit institution hundi,” Contemporary South Asia. https://www.tandfonline.com/doi/abs/10.1080/09584935.2014.1000825

·       Arasaratnam, Sinnappah, “Merchants, Commerce and the State in South India 1650–1700.” https://www.icm.gov.mo/rc/viewer/20013/950

·       Cambridge Economic History of India, “The Maritime Trade of India (c. 1200–1500).” https://www.cambridge.org/core/books/abs/cambridge-economic-history-of-india/maritime-trade-of-india/39D53C24819BB85529C15376582118FF

·       Kanakarathnam & Subash, “Commerce, Communities and Colonial Andhra: Merchant Groups and Changing Patterns of Maritime Trade in the 17th Century.” https://journal.southindianhistorycongress.org/journals/articles/2015/SIHC_2015_V35_171.pdf

Editorial discipline: generated images are illustrative artwork, not archival evidence. Historical claims are attributed to published scholarship; interpretive conclusions are identified as analysis. The story does not claim that any one region monopolised precolonial Indian finance, and it distinguishes trade importance from broad-based regional economic transformation.

Visual note: the Malabar port and market scenes in this edition are original AI-generated interpretive artworks, not archival images. The network diagram and timeline are original editorial graphics; routes and periods are simplified for explanatory purposes.