Britain extracted nearly $45T from India during colonial rule

British rule in India wasn’t deliberate—it developed from trade

This academic explainer shows how Britain’s rule in India evolved from unplanned trading footholds to complete imperial control. It examines the decline of the Mughal Empire, economic expansion, racism, rebellion, and the mixed legacy of institutions and exploitation that still shape India today.

British colonialism left economic institutions that still shape growth today

This analysis argues that while the British Empire inflicted exploitation and long-term harm, it also exported institutions—like standardized property rights and land surveying—that boosted economic development in some colonies.

A trading company became Britain's most powerful imperial force

The East India Company began as a private merchant venture and grew into Britain’s dominant power in India—amassing wealth, fielding armies, and governing tens of millions until the Crown took direct control in 1858.

See a data visualization of the East India Company's trade

This tool visualizes the East India Company’s trade from 1760 to 1834, letting you track shipments of tea, textiles, metals, and more. Users can sort by commodity, origin, destination, and date to see London’s vast imperial supply network that shaped the British Empire.

A small island nation built the largest empire in history

See how Britain grew from a small kingdom into a global empire ruling nearly a third of the world, then unraveled through war, nationalist movements, and declining power—leaving just 14 overseas territories as remnants of its once-vast domain.

Opposition to British taxes, regulation of trade was key to American independence

The economic situation in the colonies formed the backbone of the central events of the Revolution. British war debts caused it to lay the first direct taxes on colonists, cease their westward expansion claims, and adhere to stringent trade regulations, leading to backlash and eventual separation.

Between 2016 and 2023, PE spent more than $200B buying British companies

Between the COVID-19 pandemic and the United Kingdom's official departure from the European Union, the UK's economy struggled to recover. This economic strife led to British companies receiving steadily lower valuations than American companies, prompting a huge increase in PE investment. However, interest rates began increasing in 2022, putting pressure on the numerous leveraged buyout deals that took place between 2020 and 2021.

Colonial Americans used tobacco, wampum, and land-backed notes to solve a chronic coin shortage

British coins rarely circulated in the colonies due to an unfavorable trade balance, forcing colonists to improvise. They traded in Spanish dollars, Native American shells, tobacco warehouse receipts, and eventually paper money backed by land rather than gold.

Religion dominated many aspects of Colonial life and was enforced by the government

Eight of the 13 British Colonies in America had official, established churches, and laws mandated that everyone attend a house of worship and pay taxes that funded ministers' salaries.

The British pound is the oldest currency still in use

Also known as the “pound sterling,” the British pound is more than 1,200 years old. It dates back to around 775 CE, but it didn’t become the official currency of England until the 12th century. One pound originally represented a pound of silver. The below graphic shows some of the other oldest currencies still in use today.

Iran-Iraq war drained over $1T from the combined economies of Iran and Iraq

Across eight years (1980-88), Iran and Iraq each lost about $500 B in GDP, infrastructure destruction, military expenses, disrupted oil exports, and mounting debt—totaling over $1 T in economic damage.

See comparisons of different countries' taxation strategies

Taxes are a major revenue source for most countries, and how each government taxes citizens often reflects the country's economy. Developed countries tax at much higher rates than developing ones, and as a country grows its GDP, it also typically grows the proportional percentage of taxes it gains from its citizens.

A 1993 deal with the government exempts British Royals from paying inheritance taxes

When Queen Elizabeth II died, King Charles didn't have to pay any inheritance taxes on the money he received from his mother. That's because of a unique deal the royals made with the UK government in the 1990s, in an effort to preserve the assets of the royal family that are synonymous with the institution.

The US has carried debt since 1791

After the Revolutionary War, the US owed $75M to nations like France. Debt builds when spending exceeds revenue, funding programs, wars, and economic recovery efforts. Most debt is domestic, like Social Security bonds, with foreign nations also holding a share.

Global trade volume is roughly 45 times what it was when the General Agreement on Tariffs and Trade was founded

Since 1950, world trade values have grown nearly 410 times, mainly due to the successive tariff reductions negotiated under GATT and the WTO.

From 1970 to 2017, invasive species have caused $1.28T in damage globally

The costliest species were the Asian tiger and yellow fever mosquitoes ($149B), which arrived in the US from Asia and sub-Saharan Africa, respectively. The bulk of their damage came from their transmission of diseases such as Zika, chikungunya, and dengue. (Some readers may experience a paywall.)

The South built its wealth largely from slave labor

Before the Civil War, the Southern economy relied on roughly 4 million enslaved people producing cash crops such as cotton, rice, and sugarcane. Their forced labor generated immense profits—the South produced 75% of the world's cotton by 1860.

Critical mineral production may lift impoverished regions out of poverty

Mineral wealth can provide public revenue and economic livelihoods to those in mining regions. However, poor management and lack of oversight can cause human rights abuses, environmental degradation, and significant greenhouse gas emissions.

The wedding industry is a roughly $200B global market

That market is shaped by both tradition and commercial influence. In the US, couples spend an average of $35K on a wedding, while Indian weddings range from $5K to more than $100K. Despite rising costs, weddings remain a deeply emotional tradition, celebrating love and human connection.

All the products Mukesh Ambani owns in India

The richest person in Asia, Mukesh Ambani, owns dozens of companies in India as part of the conglomerate he inherited from his father and expanded via acquisitions and partnerships. From smartphones and news portals to logistics and video streaming,...

It cost the IRS $0.36 to collect $100 in 2024

It costs the IRS a significant amount of money to do part of its job—collecting money. For instance, the Internal Revenue Service spent $16.1B to collect $4.7T in taxes in 2023.

That time British slavers killed enslaved people and filed for insurance reimbursement

In 1781, a British slave ship tossed 132 enslaved Africans overboard, leaving them to drown. This 52-minute podcast explores the context behind the massacre and its implications. The slavers of the ship named Zong sought insurance reimbursement for...

The expedition purchased more than 260 separate items to supply their journey

Preparing for two years in the wilderness, Lewis acquired hundreds of supplies, including medicine, food, weapons, and 63 lbs of pigtail tobacco. The total bill was estimated to be around $2,324 (around $60,000 today).

Morphine, heroin, codeine, and more were derived from opium

Opium reached the US at about the time early colonists were itching for ways to soothe aches and pains. The active ingredient in the substance was isolated in the early 19th century, eventually leading to the manufacture and commercial sale of morphine, heroin, and other opium-based drugs.

The Erie Canal reduced freight costs by 90%

Before the canal, shipping goods overland cost about $100 per ton. After its completion in 1825, rates fell to just $10—making western farm products competitive in eastern markets for the first time.

Roughly 43 million US borrowers owe roughly $1.7T in student debt, the second-largest source of consumer debt behind mortgages.

The price of gas is a composite made up of several different factors, with the federal gas tax making up less than 20% of what drivers pay at the pump.

Explore an interactive map of battles from the American Revolution, along with detailed summaries of each engagement

The US dollar is the most widely circulated currency in the world, and is involved in nearly 90% of global transactions

After the Boston Tea Party, colonists switched to coffee, which became the main morning drink for revolutionaries.

Use this calculator to find the dollar value of your mental load, from meal planning to coordinating after-school care for your children.

Stanford built a Google Maps for the Roman Empire, revealing how much it cost to travel in the ancient world

Art theft is the third-largest source of criminal revenues worldwide, thanks in part to the subjective nature of valuing a work of art.

Warren Buffett's former professor Benjamin Graham is known as the 'father of value investing,' a strategy in which investors seek to buy stocks trading below their intrinsic worth.

Explore the history, structure, and species of Australia's Great Barrier Reef with this interactive journey narrated by Sir David Attenborough.

Volcanic activity may have triggered the Black Death by spewing gases that led to crop failures in Europe, thus forcing the import of grain ships with plague-infested fleas.

The most expensive ad of all time was for Chanel No. 5 perfume and cost roughly $33M to produce in 2004—about $57M in today's dollars.

In 2018, 26-year-old missionary John Allen Chau was killed by tribesmen after attempting to reach and evangelize on India's isolated North Sentinel Island

Explore fun facts from the USPS, including unique post office buildings, a stamp that traveled past Pluto, and more.

Some coin denominations have ridges etched on their sides, partly to prevent counterfeiting, in a practice called 'reeding.'

One of the most famous portraits ever taken is 'Afghan Girl' (1984) by Steve McCurry, yet the subject Sharbat Gula went much of her life without being identified or benefitting from the image's success.

Electrical grids worldwide must double their power delivery capacity by 2050 to meet surging demand from AI and electric vehicles.

The Beatles' US label rejected the band's first two singles, 'Please Please Me' and 'From Me to You,' with one executive calling the band 'dead in the water.'

Bone marrow (soft tissue found inside certain bones) generates roughly 500 billion new blood cells each day

For centuries, it was common to sleep in two shifts: a few hours at the beginning of the night, and a longer period beginning around midnight

In 2026, Finland was named the world's happiest country for the ninth consecutive year based on its wealth, social safety network, and high life expectancy, among other factors.

Poison ivy is in the same family as mangoes, cashews, and pistachios—and they all produce oily urushiol in their raw, unprocessed state—but they are typically prepared in ways to avoid causing human discomfort.

Against his wishes, Albert Einstein's brain was removed before his cremation, and the pathologist responsible stored it for decades in mason jars within a beer cooler.

The word 'jazz' evolved from 'jasm,' 19th-century American slang for 'energy'

While El Niño moves warm Pacific Ocean waters east along the equator, La Niña moves them west, shifting where rainfall will become more common for months.