The British Empire, explained

Watch the British Empire expand and recede over 5 centuries

This interactive map traces the British Empire from 1450 to today—showing its explosive 19th-century expansion to one-quarter of the world's land and its steady contraction after World War II.

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.

The history of the British Empire—all in a single take

This video delivers a rapid, rhyming walk-through of the British Empire—filmed in one continuous shot aboard a sailing ship and featuring costumed actors portraying figures from Sir Francis Drake to Pocahontas.

A 1908 toy visualizes how the sun never set on the British Empire

Researchers uncovered an early-1900s children’s toy that romanticized the British Empire: a rotating world map showing where the sun shone on Britain’s far-flung territories. The interactive device also served as an advertisement for "The Children’s Encyclopedia."

How the British Empire transformed into today’s voluntary Commonwealth of Nations

This video explains how former British colonies—now independent states—evolved into the modern Commonwealth, a loose association representing nearly one-third of the world’s population. It traces the shift from imperial rule to a cooperative forum with no legal obligations to Britain or its monarch.

Hear about the legacy of the British Empire

This popular history podcast hosts a discussion about the legacy of the British Empire with guest Sathnam Sanghera, a journalist and author of the books "Empireland" and "Empireworld." The conversation contemplates the impact and lasting legacy of the Empire.

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 British trade corporation toppled the Mughal Empire

This History Extra feature explains how the East India Company—armed with royal backing, taxation rights, and military force—expanded from a trading venture into a corporate power that overtook the Mughal Empire and laid the foundations of British colonial rule in India.

An alternate-history BBC homepage imagines a world where the British Empire endured

An image on Reddit envisions a 2021 BBC homepage from an uncollapsed Empire, featuring hypothetical crises in Zimbabwe, Northern Ireland, and Barbados, alongside upbeat coverage of tourism in “British Palestine”—a snapshot of how imperial news might look today.

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 how Britain promoted imperial trade through 1920s propaganda posters

This photo gallery showcases posters from the Empire Marketing Board, created after Canada gained dominion status in 1926. The campaign encouraged Canadians to buy goods from across the British Empire, producing more than 800 posters displayed nationwide.

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 podcast deep dive into the British Empire and India

Season 1 of this acclaimed UK podcast, hosted by William Dalrymple and Anita Anand, delves into the East India Company, the Raj, Gandhi, and the forces that shaped—and ultimately unraveled—British rule in India.

British royal history from a literal bird's-eye view

Learn the history of British monarchs going back centuries with this unusual, 50-minute documentary filmed entirely from the air, revealing key landmarks in beautiful footage alongside engaging commentary.

Britain extracted nearly $45T from India during colonial rule

Between 1765 and 1938, Britain drained an estimated $45T in today’s dollars from India through taxes, resource extraction, and coerced trade—wealth that helped Britain’s economic rise while contributing to widespread poverty in the colony.

Rise and fall of the Byzantine Empire in 60 seconds

In 330 CE, Emperor Constantine made the bold move of shifting the Roman capital to Byzantium and renaming it Constantinople. This decision helped shape the Eastern Roman Empire, or what we now call the Byzantine Empire. Here’s how the city rose to global prominence, and why its legacy lingers today.

Ancient Rome explained

Ancient Rome left a high water mark on ancient civilization with its pragmatism and administrative prowess, dominating through its efficient military, engineering, and administration. At least 50 million people—a quarter of the world population—inhabited the empire, covering 5 million square miles at its height.

A map of the Byzantine Empire

This map, hosted on the World History Encyclopedia, shows the Byzantine Empire in four eras. The area shaded dark purple is the original Eastern Roman Empire. The light purple areas represent the conquests of Justinian. The dark purple line surrounds the middle Byzantine Empire. The hatched area, finally, indicates the small “Latin Empire” established after the Fourth Crusade.

The rise and fall of the Byzantine Empire

A short but informative TED-Ed video summarizing the most important aspects of Byzantine civilization: how it all started, why Constantinople was so special, a few remarkable Byzantine authors (including Princess Anna Comnena, historian of her father’s reign), the Ottoman conquest, and why don’t just call the Byzantines “Romans.”

Some colonies were centuries-old before they broke from Britain

The revolution did not happen overnight, but was a culmination of centuries of settlement, policies, and war in North America. This timeline provides key, fascinating events from the 1600s through the Revolution in a smooth, easy-to-read interface.

Twelve centuries of Roman history in 20 minutes

The Roman Empire may have been the world's first example of globalization, covering thousands of miles and crossing language barriers armed with Latin and short swords. Its legacy is nearly unparalleled in contemporary Europe, with nearly 50 Romance languages deriving from Latin.

European powers carved up nearly all of Africa in just 4 decades

This video explains the "Scramble for Africa," when seven European nations seized over 90% of the continent between 1870 and 1910. Only Liberia and Ethiopia remained sovereign as imperial competition redrew Africa’s borders and reshaped its future.

The Inca Empire: a timeline

When did the Inca Empire solidify into an empire? When was it invaded by the Spanish? What remains of it today? Click through this timeline to learn more.

Visualize 1,000 years of English monarchs with this timeline

Who sat on the throne and for how long? This visualization highlights the reigns of England’s kings and queens from 1066 to present day.

Hear the untold colonial backstories of the British Museum’s most famous artifacts

This podcast from VICE’s Unfiltered History Tour visits the British Museum’s prized objects through accounts from experts and communities from which they were taken.

Hong Kong: British colony turned Chinese police state

This 15-minute video explores how Hong Kong has changed since China reclaimed the territory from Britain in 1997. Hong Kong became a British colony after the First Opium War, a conflict arising from Britain's attempt to equalize trade with China through smuggled opium. Democratic rights assumed by Hong Kong residents, such as the right to protest, have been in peril since the 1997 shift, according to this video.

Railroads and long-distance communication led to the development of time zones, with Greenwich established as the prime meridian—the longitude of 0 degrees—due to British advancements in star mapping and navigation.

History of Hong Kong: an illustrated timeline

This visual timeline explores the history of Hong Kong, a Chinese community that was under British rule for 156 years until it was returned in 1997. Hong Kong was ceded to the British via the Treaty of Nanjing, an agreement that ended the First Opium War. This timeline details 25 crucial events that have happened to and in Hong Kong, a Democratic territory that stands apart from mainland China's Communist government.

What was it like to rebel against the Inca Empire?

The Inca Empire grew to its gargantuan size and became the largest empire in ancient Americas through conquest, annexation, and arranged marriage, approaches that didn't always go over well with locals. Watch this five-minute video to experience a...

How did China go from an empire to a republic?

In the 1800s, as China's economy was in flux, foreign imperialist powers began appearing on the horizon, leading China to lose land and influence in the region. This 48-minute podcast episode explores how this destabilization set the stage for the...

What was the Great Inca Road?

In little more than 100 years, it grew from a small kingdom in the highlands of Peru to become the largest empire in the Americas. Read about the critical role played by the Great Inca Road.

The history of the world map

What did people used to think the world looked like? From the beginning of human history to right before the age of exploration, learn how the world maps were created.

The Aztec Empire ruled over 80,000 square miles of central Mexico for nearly a century—until a small band of Spanish conquistadors brought it down in 1521.

A brief video explainer on the US 'One China' policy

Wondering what the "One China" policy means? This four-minute explainer video delves into which nations recognize Beijing as the seat of the Chinese government and which recognize Taiwan as such. Meanwhile, the United States of America views Beijing as the true government while maintaining relations with Taiwan, including selling them arms to protect themselves.

What (and when) was Imperial China?

China's first dynasty arose in 1600 BCE, according to current archaeological evidence, and its last dynasty fell in 1911. Learn more about Imperial China in this Smithsonian collection of articles and artifacts on each dynasty. According to...

The British Royal Navy—not the US military—enforced the Monroe Doctrine for most of the 19th century

In the early to mid-1800s, the US lacked the ships and military power to prevent European nations from colonizing the Americas. Britain enforced this to protect its commercial interests by keeping rival European powers out of Latin America.

The essential facts to know about ancient Egypt

Ancient Egypt spanned three millennia—more than 10 times the history of the US—but disappeared from the world's consciousness until the 18th century when it was rediscovered by Napoleon's army. Take a trip through the dynastic periods in this three-minute video.

Japan was an empire from 1868 until 1947

The Empire of Japan began on Jan. 3, 1868, and facilitated rapid modernization. It endured through a period of colonial expansion—including Korea and Taiwan—1930s militarism, and participation in WWII, until Japan’s formal transformation into a constitutional state under the 1947 constitution following Allied occupation.

How K-pop conquered the world

How did Korean musical acts go from unpopular and at times maligned to filling arenas and creating one of the most viral music videos of all time? This 25-minute audio documentary from BBC World Service explains how social networks, plastic surgery, and government tax breaks helped turn K-pop into the multibillion-dollar global juggernaut we know today.

Visualizing the spread of five major religions across the world

Every major religion has a story that started in a specific place before growing to reach millions. This quick video depicts an illustrated map over the last 5,000 years, showing how Hinduism, Buddhism, Judaism, Christianity, and Islam grew from their humble beginnings.

The decline of the Inca Empire

The Inca Empire was awash with gold, and the Spanish knew it. So what happened next? Read this BBC article to learn what happened during the last days of the Inca Empire.

One hundred rare, vintage photos of the British royal family

Their power may be in symbol only, but the Royal family commands our attention anyway. Take a look through the last few decades at some of the more choice, unknown shots of the Royal family, from Queen Elizabeth II to King Charles III.

Trace the rise of oil: from early drilling to today’s global power

This animated map video vividly illustrates how petroleum shaped global politics and industry—from 18th-century uses and 19th-century drilling booms in North America to today’s OPEC strategies, shale revolution, and geopolitical oil influence.

Oil's legacy: fueling industrial growth and shaping imperial strategies

This episode of The Rest Is History podcast traces oil's pivotal role—from fueling industrial growth to steering imperial power. It also examines how access to oil shaped US politics, World War II, and sparked the creation of OPEC following the Suez Crisis.

Britain's PM signaled the acceptance of African decolonization in 1960

This audio excerpt captures Harold Macmillan’s 1960 “Wind of Change” speech, in which he acknowledged rising African nationalism and declared that Britain would not resist decolonization—a pivotal moment signaling the Empire’s accelerating retreat from the continent.

A 3-minute look at Gandhi’s life, activism, and global influence

This video traces how a single incident launched Mahatma Gandhi’s nonviolent campaign against British rule, helping end the Raj. Archival images and footage show how his methods later shaped leaders like Nelson Mandela and Martin Luther King Jr.

Mapping how human population has grown throughout history

It took 200,000 years for our human population to reach 1 billion—and only 200 years to reach 7 billion. When will our global population peak? And how can we minimize our impact on Earth's resources, even as we approach 11 billion?

See the path Spanish conquistadors took to conquer the Aztecs

Spanish expeditions reached central Mexico as the Aztec Empire was expanding its influence. After securing bases in the Caribbean, they advanced west into Aztec territory, triggering a cascading conflict depicted in this interactive map and timeline.

The top 10 Byzantine emperors

"The History of Byzantium" podcast, hosted by Robin Pierson, tells the entire history of the Byzantine Empire, from Constantine to the fall of Constantinople. As of this writing, it isn’t quite done, but there are more than 300 episodes to peruse. The episode linked here, with guest Anthony Kaldellis, ranks the top 10 Byzantine emperors.