Word War I

World War I in Missouri newspapers

The Battle of the Somme

The Battle of the Somme leads to one million casualties. It is one of the costliest battles in history.

Archduke Franz Ferdinand Assassinated

Archduke Franz Ferdinand, heir to the Austro-Hungarian Empire, is assassinated by Bosnian-Serb Gavrilo Princip

War declarations

The first declarations of war in World War I

French and British troops clash with German forces

French and British troops clash with German forces in the Battle of the Frontiers.

First German invasion attempt halted

French and British troops halt the first attempted German invasion of France at the first Battle of the Marne. From this point forward, Germany will fight a two front war.

Allied victory at First Battle of Ypres

The First Battle of Ypres resulted in an Allied victory over the German army.

Germany established naval blockade

Germany establishes a naval blockade of Britain; U-Boats terrorize civilian and commercial ships in the Atlantic Ocean.

German U-Boat sinks passenger liner

A German U-Boat sinks the passenger liner RMS Lusitania off the coast of Ireland. 1,198 people perish, including 128 American civilians.

Seige of Kut Al Amara

Seige of Kut Al Amara begins on December 7, 1915; British forces battle Ottoman Army in Mesopotamia (now Iraq); the British are eventually forced to surrender.

The Battle of Verdun

The Battle of Verdun, the longest battle of the war, results in almost one million casualties. It is considered one of the bloodiest battles of the war.

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