100 ways the Great War changed the world

A global interactive guide to the first world war

Using rarely seen films, new reports of the day, and interactive maps, 10 historians provide a summarized history of the Great War, World War I. During the course of this half hour film, get a variety of insights and perspectives on the so-called "war to end war" and its long-reaching effects.

Who was impacted by the first world war, and how?

This interactive map from the National Archives in the UK details the global impact of World War I. Countries and territories from Aden to New Zealand were impacted by the Great War, which started in 1914 and lasted until 1918. By selecting various locations on the map, viewers can access articles and evidence on how the war's influence traveled far beyond the front lines.

Everything you need to know about WWI

Summarizing World War I seems like an impossible task, but this article makes a great effort at providing a easily digested survey of the Great War. Read about WWI from the first shots fired by assassin Gavrilo Princip at the Archduke Franz Ferdinand and his wife Sophie, to the various campaigns waged by the war's participants, to the equipment provided to the various fighting forces.

An interactive timeline of the major events of World War I

World War I took place between July 28, 1914 and November 11, 1918, but a lot happened within that relatively short time. And even more occurred afterward. The comprehensive timeline shows when major and influential events took place during the conflict, accompanied by articles, videos, and other media in support.

Exploring World War I technology on the battlefield

Industrialization brought massive changes to warfare during the Great War. Newly-invented killing machines begat novel defense mechanisms, which, in turn spurred the development of even deadlier technologies. Nearly every aspect of what we would consider modern warfare debuted on World War I battlefields. Starting with soldiers on horseback carrying lances and ending in poison gas, machine guns, and aerial battles, this gallery shows the first tools of modern warfare.

Illustrating the beginning and end of WWI through maps

In August of 1914, Germany invaded an ostensibly neutral Belgium, kick-starting World War I. The war became one of the deadliest conflicts in human history, decimating Europe and reshaping global politics for the next century. It also brought forward sweeping and terrifying new military technologies, a product of the Industrial Revolution. Explore 40 maps explaining the Great War in detail.

How World War II affects your wallet today

The world's deadliest conflict also impacted social programs extensively, including ways that still affect your money today. World War II is responsible for the practice of employers withholding tax payments and sponsoring health insurance, as well as the norm of providing school lunches for the nation's schoolchildren. Watch this brief video to learn more.

See a collection of LIFE's most iconic photos in history

Famous images, like a sailor kissing a nurse in Times Square to celebrate the end of World War II, are each shared with context in this article. See some of history's most famous moments from a unique point of view, including photos of Marilyn Monroe, the Beatles, and Muhammad Ali.

The Civil War introduced many technological advances to both society and warfare

The conflict accelerated innovations—including railroads, telegraphs, ironclad ships, and mass-produced weapons—while advances in photography, medicine, and manufacturing transformed how Americans communicated, healed, and built after the war.

In 1914, the Financial Times asked readers to redraw Europe for cash prizes

Two months in World War I, the newspaper invited readers to sketch postwar borders and submit peace terms for cash prizes. The contest captured public attempts to predict a new world order and foreshadowed modern crowdsourced forecasting. It's a wild look at how uncertain Europe's future was at the time.

The widespread violence of World War I birthed surrealism

Following World War I, artists used unconventional forms of expression to make sense of the death and destruction they'd witnessed for years. Life as they knew it had ended, and movements like Surrealism, founded by André Breton, rebelled against tradition.

See the most iconic photos from four decades of LIFE magazine

Russian Revolution of 1917: a gallery

Being in a place where history happened is a special feeling. This interactive photo gallery from the Guardian captures that experience with then-and-now images of landmarks that played a part in the Russian Revolution. Scroll through archival photos of Bolshevik supporters marching down St. Petersburg’s Nevsky Prospekt, then move the slider to the right to see how the same street looks today.

See how newspapers broke the news of the attack around the world

This collection showcases front pages from cities around the globe reacting to Pearl Harbor in real-time—capturing the shock, fear and uncertainty as the US entered World War II.

The Wall Street Journal: a timeline

The Wall Street Journal got its start as a financial news bulletin for people trading stocks. Since then, it has evolved beyond just financial news. It now ranks among the preeminent global business news sources.

Explore an interactive timeline of the most important moments in the WEF’s history

This interactive traces the World Economic Forum’s evolution from a small European meeting in the 1970s into a global power hub, highlighting pivotal moments in Davos, landmark speeches, and turning points that have shaped its outsized influence on world affairs.

How failures at Versailles Conference led to more racial inequality

Suffering a pandemic and the aftermath of a war that killed 50 million, the world in 1920 faced a turning point as it negotiated a new political order. As today, the key issue was racial inequality.

A look at the World War I memorial and its artist

Sabin Howard is the sculptor for the National World War I Memorial, soon to be installed in Washington, DC. This Smithsonian Magazine article talks to the artist and details his approach and style in designing the piece. The finished sculpture will tell the story of a young WWI American soldier across five scenes featuring 38 larger-than-life figures, stretching out over 60 feet and standing at 10 feet.

How the Arab Spring engulfed the Middle East – and changed the world

The Arab Spring engulfed the Middle East, unleashing consequences that still shape the world today. In 2011, the Arab Spring began with protests in a small Tunisian city. Those protests led to an era of uprisings and civil war in the Arab world,...

How the 1918 pandemic spurred developments in virology and vaccines

This article provides an in-depth historical account of the 1918 Spanish Flu pandemic, including its impact on the global population and how its occurrence spurred significant advancements in the study of viruses—laying the groundwork for the...

How global conditions have improved over 200 years

In an era of 24-hour news, it can feel as if the world is on a perpetual downward spiral. This set of visualizations zoom out, and show how global living conditions have improved in recent centuries. The percentage of people living in extreme...

250 years of world trade history

Adam Smith’s revolutionary ideas about free trade were often ignored throughout American history to protect domestic industry—until World War II caused a shift in sentiment about global trade.

The Iraq War, in photos

2023 marked the 20th anniversary of the start of the Iraq War. The U.S. carried out its first airstrikes in Iraq on March 20, 2003 – during a phase of ‘shock and awe’. Fires burning in and around Baghdad; U.S. soldiers on patrol; Iraqi...

The legacy of Agent Orange: a photo gallery

An herbicide sprayed over the Vietnamese jungles during the war had a far greater impact than its supposed role as a defoliant, a chemical used to remove greenery. Agent Orange’s deleterious nature quickly impacted exposed people – and their children. This photo gallery, which includes graphic images, follows a photographer as they report on those affected by the chemical.

Five unforgettable World Cup moments

Great things happen on the biggest sporting stage the world has to offer. Check out five of the most amazing moments from the last twenty years of World Cup soccer.

The iPhone's impact in 10 charts

It's been almost 20 years since Steve Jobs first unveiled the iPhone, the device that would come to define Apple for years and change not just the smartphone industry but the world at large. 10 examples of the iPhone's impact include its all-screen touch interface and the way it led to the rise of app culture.

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

A century of Billboard issues documenting the evolution of popular music.

The power and influence of the American presidency have expanded significantly over time—far beyond what the founders envisioned.

Explore an interactive map built from more than 100,000 survey responses on where people find joy in their lives

See the 25 of the best photos of auroras from around the world.

The Mona Lisa's celebrity status and repeated restorations have obscured what made the painting so revolutionary for its time

See how Ebola tore through Guinea, Sierra Leone, and Liberia in 2014-2016.

The identity of the Tank Man in the iconic photo from the 1989 Tiananmen Square protests remains unknown and was possibly killed.

Poison ivy was sent to Europe in the 1600s as an exotic, ornamental oddity, where it was purposefully grown in the English royal gardens at Kew, the Faculty of Medicine in Paris, and a few other locations.

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

Explore a list of the 100 best novels of all time, compiled by some of the world's best living writers, including Salman Rushdie, Stephen King, and Jennifer Egan.

The Russia-Ukraine conflict is the largest ground war in Europe since World War II in terms of casualties, forces mobilized, and displacement of civilians.

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

In 1915, workers recovered a submarine-like vessel from the Chicago River, prompting fears of German espionage

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

A Yale student wrote a profound essay about the consulting industry's influence on elite college students that was published in a book of her writing after she died in a post-graduation car accident.

Exploring the Larry Bird punch that almost changed March Madness

Visualize how CRISPR-Cas9—a type of immune system used by single-celled organisms to attack invasive viruses—targets and makes precise changes to a gene's DNA.

Walt Disney's early film 'Alice's Wonderland' was a groundbreaking innovation in the silent film era

In 2019, a laptop loaded with six of the worst malware in history and described as 'an exhibit of historical weaponry' sold for $1.3M.

Fireworks make a loud booming sound after exploding due to air expanding faster than the speed of sound.

'Grand Canyon of the Yellowstone,' a work by American painter Thomas Moran, inspired Congress to establish Yellowstone National Park.

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.

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