[Salon] Size matters: Why India has a stake in the Africa-led campaign to decolonise world maps



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Charting Course 

Size matters: Why India has a stake in the Africa-led campaign to decolonise world maps

The Mercator map that is now most familiar distorts the size of Africa, Latin America, South Asia and Oceania and inflates landmasses towards the poles.

Jael Silliman
11 hours ago
Size matters: Why India has a stake in the Africa-led campaign to decolonise world mapsA map published in London around 1730. CC0 Public Domain | publicdomainpictures.net

Maps are supposed to tell us what the world looks like – the names, shapes and sizes of landmasses and water bodies. Though they are considered neutral depictions of land and sea, they can be sites of contention. Nations sometimes vie with one another to imprint their vision on how the landmasses they occupy, or wish to occupy, are perceived.

The map of the world that is most familiar to us is the Mercator map from the sixteenth century, named for the Flemish cartographer who created it. It has shaped our view of the world and, despite its well-known distortions, is widely used.
The Mercator map is inaccurate because it distorts the size and landmass of Africa, Latin America, South Asia and Oceania and inflates landmasses towards the poles. For example, Africa and Greenland appear to be roughly the same size, when in reality Africa is approximately 14 times larger than Greenland.

In fact, Africa is approximately 30.3 sq million – larger than the United States, China, India and much of Europe combined.

Not surprisingly, Southern nations support movements that demand equal-area geographic representations that challenge the dominant Eurocentric size distortions. The most successful campaign to date is the “Correct the Map” campaign.

On September 4, the United Nations General Assembly overwhelmingly adopted the Correct the Map resolution, led by Togo and the African Union, calling for world maps that represent the relative size of regions – particularly Africa – more equitably. The initiative directly challenges the dominance of the Mercator projection, which was developed in 1569 for navigation purposes.

Mercator served that purpose brilliantly: it enabled ships’ navigators to plot courses of constant compass bearing as straight lines. But a map designed to guide ships across oceans was never designed to provide a visually accurate comparison of the size of the world’s continents.This distinction matters because maps also serve social and political interests. 
No flat map can reproduce a spherical Earth perfectly: every projection sacrifices some combination of area, shape, distance or direction. The problem with Mercator is not that it is “wrong” for every purpose. It remains extremely useful for nautical navigation. The problem arises when a projection created for one specialised purpose becomes the ordinary mental picture through which generations of schoolchildren, citizens and political leaders learn what the world looks like.

The politics of cartography has been unusually visible since US President Donald Trump returned to office in January 2025. On his first day back, he directed federal agencies to replace the historic name Gulf of Mexico with “Gulf of America” under an executive order entitled “Restoring Names That Honor American Greatness”.

The cartographical provocations did not end there. Trump subsequently directed that Lake Ontario, shared by the United States and Canada, be called “Lake America” for US federal purposes. He also repeatedly suggested that Canada should become America’s 51st state.

Whatever one thinks of these interventions, they vividly demonstrate the central point: maps are not merely names and labels on a page but are assertions of history, identity, sovereignty and power.

For Indian readers, this should not seem like a distant argument. India has its own intimate history with the politics of cartography. The Survey of India, established in 1767, was developed under the East India Company and became an essential instrument of British administration, taxation, defence and territorial expansion.
Mapping enabled colonial rulers not merely to describe India, but to measure it, classify it, tax it, administer it and control it. In India, perhaps more clearly than almost anywhere else, the history of mapmaking demonstrates that the power to represent territory has often travelled alongside the power to rule it.

It is therefore significant that India joined the overwhelming majority of nations supporting the United Nations Correct the Map resolution. New Delhi has also made an important distinction: support for fairer, more accurate global cartographic representation does not amount to accepting any particular map’s depiction of national boundaries or sovereign territory.

India’s Ministry of External Affairs has stressed that the resolution does not endorse one mandatory map. That distinction is itself an illustration of the central argument: maps involve both mathematical projection and political representation.

The United Nations resolution was supported by 164 nations, with six abstentions. Only the United States voted against it. The United States characterised the initiative as ideological, dismissing it as a “radical ideological project” and questioned whether correcting the way the world’s continents are represented was an appropriate priority for the United Nations.
There is considerable irony in that Unites States objection at the United Nations. The same Trump administration that objected to an international effort to make world maps more geographically representative had itself used executive authority to rename the Gulf of Mexico the “Gulf of America” for US federal purposes – an explicitly symbolic intervention in how geography is named and represented.

The United States altering a centuries-old geographic name to promote a political claim of “American greatness” was treated as a legitimate exercise of national power, but an African-led effort to correct a centuries-old factual and mathematical distortion in the size of continents was dismissed as ideological.

The Equal Earth projection promoted by the Correct the Map campaign was developed in 2018 by cartographers Bojan Šavrič, Tom Patterson and Bernhard Jenny. Unlike Mercator, Equal Earth is an equal-area projection: the relative sizes of regions remain proportionate. It deliberately gives up some accuracy of shape in order to avoid grossly misleading viewers about area. Its curved appearance also visually reminds us of something the familiar rectangular Mercator map can make us forget – that the Earth is a globe.

Correcting the map was therefore serious business, not only because mathematical accuracy matters but because visual representation carries political ramifications. Advocates argue that allowing the Mercator projection to remain the dominant image of the world long after its navigational purpose ceased to justify its use as an all-purpose classroom map has helped normalise a visually diminished Africa.
Rabah Arezki, former Vice-President and Chief Economist of the African Development Bank, has argued that the standard projection functioned as “a political tool that contributed to the scramble for Africa”. He observed that just as the projection made Africa appear “small and conquerable” during European colonisation, it can make the continent appear “small and irrelevant” today.

The Equal Earth Project promoted by Correct the Map is not the first attempt to challenge the Mercator projection. In the nineteenth century, Scottish clergyman James Gall developed an equal-area projection that was revived and popularised in the 1970s by German historian Arno Peters. The Gall-Peters projection preserves the relative sizes of landmasses but produces striking distortions of shape: equatorial regions appear vertically stretched, while areas toward the poles appear compressed. Its provocative appearance helped revive the debate about the politics of world maps, but it never displaced Mercator as the dominant popular projection.

Africa No Filter and Speak Up Africa have advocated for Equal Earth to become a primary world map for education and institutional use. Moky Makura, Executive Director of Africa No Filter, has been committed to shifting harmful and stereotypical narratives about Africa that affect not only how outsiders perceive the continent but how Africans perceive themselves.

She has described the centuries-long visual minimisation of Africa as “the world’s longest misinformation and disinformation campaign.” Her larger point is compelling: cartography is not simply geography. It intersects with identity, dignity, power and narrative justice.
The United Nations resolution is an important victory, and the movement away from Mercator is already being reflected in major institutions. The World Bank has used the Equal Earth projection in analytical work to correct the severe area distortions produced by Mercator, while NASA’s Goddard Institute for Space Studies has incorporated Equal Earth into its cartographic tools.

France has gone further institutionally, announcing that its foreign ministry will abandon Mercator in its official world maps in favour of the Eckert IV projection – another equal-area projection which, like Equal Earth, represents the relative sizes of continents far more accurately.

The UN resolution encourages educational institutions, international organisations, governments and technology companies to adopt more equitable cartographic representations. Makura knows that the resolution alone is not enough; political will must now be built so that these changes reach the maps used in classrooms, governments, international institutions and the digital platforms through which billions of people see the world.

The world in Eckert IV projection. Credit: By Strebe - Own work, CC BY-SA 3.0
It borders on the absurd that it has taken more than four centuries to seriously challenge geographical distortions in one of the principal maps through which the world has been taught to imagine itself. Criticism became particularly visible in the 1970s when Arno Peters popularised the Gall-Peters projection, and geographers, post-colonial scholars and educators increasingly pointed out that a navigation chart adopted as an all-purpose world map carried consequences far beyond navigation. 
African organisations have now spearheaded advocacy that took the issue to the United Nations.The fact that advocacy is necessary to achieve this cartographical correction underlines how deeply entrenched inherited hierarchies of representation remain. Even much of the non-Western world continues to use ways of seeing the world inherited from European imperial expansion – sometimes without noticing what those visual conventions communicate.

The continued use of Mercator as an ordinary world map is an important illustration of how narratives of power and domination can survive long after the empires that produced them have formally disappeared.

This is why correcting the map matters to African nations, to India and to the entire Global South. Decolonisation is not complete merely because the colonial flag has been lowered. It also requires us to examine the categories, images, measurements and assumptions through which the colonised were taught to see themselves and the world.

A map can make a continent and all its nations appear smaller without removing a single square mile of its land. But if generations absorb that diminished image as reality, the distortion has done political work. Correcting the map is not about enlarging Africa or the Global South. It is about ending the centuries-old practice of making them appear smaller – on the map, in the global imagination, and ultimately in the distribution of economic power.

Jael Silliman is an author, scholar and women’s rights activist.



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