3. The Balkans

8. The Descent Into War (cont) Germany declared war on Russia on August 1. Russia called upon France to come to its aid, but the Germans didn’t wait. They declared war on France two days later. Great Britain then declared war on Germany. All of Europe was now locked in conflict.

9. The Central Powers vs the Allies

10. Europe’s Pre-War Attitude

11. The Western Front After a few months of fighting it was becoming obvious that the war was turning into a bloody stalemate. Military technology had progressed faster than military strategy.

12. The Schlieffen Plan

13. Trench Warfare