-
Assassination of Archduke Franz Ferdinand of Austria
-
British and French forces conquer Togoland, a German protectorate in West Africa
-
Troops from South Africa begin invading German South-West Africa
-
Battle of the Vistula River, aka Battle of Warsaw
-
In some sectors of the Western Front, an unofficial Christmas truce is observed between German and British forces
-
First Zeppelin raid on Great Britain
-
First German use of chemical weapons
-
The Ottomans fail to capture the Suez Canal
-
Battle of Loos, a major British offensive, fails
-
The Serbian army collapses
-
Germany resumes unrestricted submarine warfare
-
Easter Rising by Irish rebels for independence from the United Kingdom
-
Conquest of Romania by Central Powers
-
The Central Powers create a unified command
-
Togoland is divided into British and French administrative zones
-
The Tsar and his family were shot early in the morning by the Bolsheviks
-
Artillery bombardment of Paris
-
Russia: General Kornilov's coup attempt fails
-
The Allies agree to establish a Supreme War Council at Versailles
-
The October Revolution begins in Russia. The Bolsheviks seize power