On April 6, 1917, the U.S. entered World War I. Uncover unknown stories from the "Great War" that shaped the early 20th Century.

This fascinating series unearths the story about how the Great War went on underground.

Discover how fighting in the Great War moved beneath the surface, from the tunnels of Ypres and the Somme to brutal underground battles at Vauquois and in the Dolomites. Through archeology, letters, and battlefield evidence, the series reveals the tactics, fear, and human cost hidden below the trenches. Sign up to uncover a powerful side of wartime history rarely seen so clearly.

Beneath shattered battlefields, the First World War became a deadly war of mines.

The Great Underground War

2c57ad06-dd65-4526-a90a-c5f790f53a95

At war since 1914, a depleted Europe lay in ruins. Only American intervention in 1917 would turn the tide for the Allies against the Central Powers. A century after the US entered the fray, explore the reasons behind the delayed response by the US, and the impact the US Army had on the war.

embedded

Explore why the United States stayed out of World War I until 1917, and how its eventual intervention helped shift the balance for the Allies. Through the harsh realities of trench warfare, rushed preparation, and the decisive Meuse-Argonne offensive, this film reveals how a brief but costly campaign became a turning point in American history.

The war that remade America arrives in trenches, steel, and sacrifice.

At war since 1914, a depleted Europe lay in ruins. Only American intervention in 1917 would turn the tide for the Allies against the Central Powers.

America's World War I Centennial

dc2c9ea9-c8d7-44e6-ac30-b02df028c09a

Explore the stranger side of military history with some of the most mysterious, unusual and bizarre stories to come out of our World Wars.

Explore the strangest side of military history through mysterious sightings, bizarre experimental weapons, conspiracies, and coverups from the World Wars. From U-boats and glowing spheres to secret missions and hidden agendas, each story opens new questions and unexpected connections. Sign up to uncover the unsettling evidence and decide what to believe.

Secrets Of WWI

The Great Underground War

America's World War I Centennial

World War Weird