They called World War I “the war to end all wars.” It was not—but it was a war that changed all future wars.

The technological innovations of the first world war would change warfare forever. It was the first major conflict fought from the air and well as the ground. It was also the first modern industrial war in which machinery, technology, and production were as consequential as the skill of the troops. 


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A dozen or more sopwith camel airplanes lined up in a row on a field. Men can be seen around the airplanes in various states of preparation for flight.

The Basics

Within weeks of the heir to the Austro-Hungarian Empire’s assassination, the world was at war. A complex set of long-standing pre-war alliances between the major powers of Europe brought country after country into the war. 70 million military personnel were involved.  

The war stretched from 1914 to 1918 and is best known for the grueling trench warfare and technological innovations that contributed to the brutal nature of the battlefield. World War I was also the first major conflict that used planes. It laid the groundwork for military aviation.  

Roundels of the Major Air Combatants

Read an Overview of World War I

 

Years

1914 - 1918

What's in a Name?

World War I is also known as the Great War, the First World War, or simply WWI.

The Allies

Major Air Combatants:

  • France
  • Italy
  • Russia
  • Great Britain
  • United States

Central Powers

Major Air Combatants:

  • Germany
  • Ottoman Empire
  • Austria-Hungary

Aircraft

When the war broke out in 1914, aviation was still in its infancy. Very few existing aircraft were designed for military missions. A desperate need emerged for purpose-built military planes.

The conflict accelerated the design of specialized fighters, bombers, and reconnaissance planes. As airplanes proved their worth, leaders demanded more. Aircraft did not decide the war, but by the Allies’ victory in 1918, nations realized aircraft were essential. 

A black and white illustration of a biplane rolling around it's fuselage, so the path of travel remained the same, but at one point the pilot was upside down.

"Fly and burn. Fly and destroy. Fly and kill."

-Nino Salvaneschi, Italian Journalist, 1917 

Aviators on both sides quickly became essential early in World War I. They technology they used in the air could make or break them.

Examples of the Allies' Aircraft in the Museum's Collection
Examples of the Central Powers' Aircraft in the Museum's Collection

People

Over 70 million military personnel were mobilized during World War I. Multiple Americans volunteered to join the war effort before the United States formally entered the conflict. Those who weren't in the military contributed to the war effort in other ways, like manufacturing aircraft.

Eddie Rickenbacker's Nieuport 28

Pilots

For the first time, aviators turned the sky into battlefields, and aviators on both sides quickly became essential early in World War I. At first, pilots and observers tracked the enemy from above. Later, pilots flew fighter planes to control the air over battlefields.

Fighter pilots specifically gained an elite status that captured the attention of a proud public. Some even became national heroes, especially flying aces. But the glamour of aerial combat was shadowed by aviators’ brutal deaths. 

Meet World War I-Era Individuals

A group of women working on a biplane in front of a hangar. Three women work on the engine while a woman on a ladder works on end of right wing. One woman stands beside cockpit; a second woman stands behind left wingtip.

"If the women in the factories stopped work for twenty minutes, the Allies would lose the War."

-Joseph Joffre, French field marshal and commander-in-chief during World War I 

Although most women were denied the opportunity to fly for the military during World War I, they contributed in other ways from working in factories to raising money.   

Culture and World War I

Videos About World War I for K-12 Students