1. Europe at its peak
Imperial Tensions
Militarism
Nationalism
System of Alliances
European alliances before World War I

2. Nationalism in the Balkans
The Assassination of the Archduke
Austria-Hungary’s Ultimatum
The alliance System lead to war
Archduke Ferdinand, heir to the throne of Austria-Hungary, and his wife, Duchess Sophie just before they were assassinated

3. The Eastern Front
The Balkan Front
The Italian Front
The War ends
Alliances
The Western Front
Battles Along the Western Front

4. Weapons of the Industrial Age Casualties of Modern Weaponry
British machine gunners in action in 1916 wearing gas helmets for protection from poison gas.
The Machine Gun
Artillery
Weapons of the Industrial Age
Casualties of Modern Weaponry

5. A German submarine

6. A surfaced U-Boat torpedoes a merchant steamer during the First World War

7. Zimmerman telegram

8. American troops leave camp in 1917 and prepare to join the Great War going on in Europe

9. US Soldier, Saying goodbye to family WWI

10. WWI propaganda poster