An Editorial Atlas of Global Trade

How trade routes wove the world together

Trade Triad traces the networks of exchange — goods, technologies, and ideas — that linked societies across continents and centuries, from prehistoric barter to today's global supply chains.

Eras of Exchange

Eight chapters in the history of trade

Every event and article on Trade Triad is organized into one of eight broad periods, from the earliest barter networks to today's digital marketplaces.

From the Timeline

Recently added events

A sample of entries from the full interactive timeline.

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Globalization Africa

2007

M-Pesa Pioneers Mobile Money In Kenya

Launched by mobile operator Safaricom in 2007, M-Pesa allowed users to store, send, and receive money using basic mobile phones, without re…

Globalization East Asia

c. 1990s-2010s

Shenzhen Rises As A Global Electronics Hub

Following China's market reforms and its 2001 accession to the World Trade Organization, the city of Shenzhen and the surrounding Pearl Riv…

Globalization South Asia

c. 1990s-2000s

India's IT And Services Outsourcing Boom

Economic liberalization in India beginning in 1991, combined with the spread of internet connectivity, enabled Indian firms to provide soft…

Globalization East Asia

1999

Alibaba Group Founded In China

Jack Ma and a group of co-founders established Alibaba in Hangzhou in 1999 to connect Chinese manufacturers and wholesalers with buyers wor…

Article Library

Long-form reads on trade history

Thirty in-depth articles covering the people, goods, and infrastructure that built global commerce.

Browse all articles
1596 Dutch engraving of four Javanese sailing vessels, including a jong, at Bantam
Maritime Expansion

The Maritime Routes of Southeast Asia

Monsoon winds and narrow straits turned Southeast Asia into a commercial crossroads linking India and China, shaping global trade routes for well over a thousand years.

Our Approach

Evidence over legend

We separate documented history from hypothesis, credit multiple societies rather than single "discoverers," and cite museums, universities, and archives rather than inventing sources. Read more in our Sources & Methodology and Editorial Policy.