Alliance System Worksheet Diplomatic House of Cards
The Road to the Great War (1871–1914)
Cadet Name:
Date:
Part I
The "Honest Broker" (5 mins)
Recall Bismarck’s strategy after German Unification (1871). Why did he consider France to be Germany’s greatest threat, and how did his alliance system aim to manage that threat?
Part II
The Roads to WWI (15 mins)
System of Treaties
Dual Alliance (1879):
Reinsurance Treaty (1887):
Entente Cordiale (1904):
The Wilhelm Shift
"Bismarck’s alliances were the work of an outmoded old man." — Wilhelm II
Identify TWO major changes Wilhelm II made to German foreign policy that alienated other powers:
Part III
Cartography of Conflict (20 mins)
The Triple Alliance (Central)
Color these regions RED:
Germany
Austria-Hungary
Italy
The Triple Entente (Allies)
Color these regions BLUE:
France
Great Britain
Russia
Flashpoints
Mark with a icon:
Morocco (Colonial Crisis)
The Balkans (The Powder Keg)
Map Workspace: Europe 1914
(Refer to classroom map to identify and shade boundaries)
Atlantic Ocean Mediterranean Sea
Part IV
Diplomatic Autopsy
PROMPT: Explain how Wilhelm II’s dismantling of Bismarck’s alliance system made Germany less secure, contrary to his intentions. Use at least two specific terms: Encirclement, Reinsurance Treaty, or Entente Cordiale.
Crash Course European History #32 "Very little in history is inevitable." — John Green
Diplomatic Roads Teacher Guide Diplomatic Roads to War
Teacher Guide
AP European History • Period 4 (1815–1914) • Topic 7.2 & 7.3
Lesson Objective
Students will evaluate the shift in European diplomacy from Bismarck’s conservative, defensive alliance system to Wilhelm II’s aggressive "Weltpolitik." By the end of the lesson, students will be able to map the 1914 alliance blocs and explain how personal leadership and military competition made a general European war increasingly likely.
Pacing (50 Min)
Warm-up 5m
Crash Course Video 15m
Map Activity 20m
Synthesis Reflection 10m
1 Warm-up: The Iron Chancellor's Legacy
Focus on Bismarck's "honest broker" persona. Key concept: Germany was a "satisfied power" after 1871. His goal was to isolate France through complex, overlapping treaties to prevent a two-front war.
2 Video Analysis: Crash Course EU #32
"The world was already at war before 1914... peace is very much a historical exception."
Key Discussion Pauses
0:45 (Social Anxiety): Ask students how social changes (gender roles, suffrage) might make political leaders more likely to seek external conflict to distract from domestic issues.6:45 (Militarism): Discuss the "We want eight and we won't wait" chant. How does industrial competition (Dreadnoughts) trap nations into an escalatory cycle?11:35 (Individual Agency): Before the assassination details, ask: "Can one person truly start a world war, or was the system already broken?"
3 Map Activity & Flashpoints
Students often struggle with the shifting alliances of the Balkans. Emphasize that the Triple Entente (1907) was a direct response to German Weltpolitik . When marking the Balkans, highlight that Russia's commitment to Pan-Slavism made conflict with Austria-Hungary inevitable once Germany gave Austria the "blank check."
Extension Activity
Have advanced students research the Blank Check (July 1914) and debate whether Germany's support for Austria was a calculated risk or a desperate attempt to maintain their only reliable ally.
Common Misconceptions
Students often assume the Triple Entente was a formal military alliance from the start. Clarify that it began as a series of "understandings" (ententes) to settle colonial disputes, only becoming a military reality as German aggression increased.
Diplomatic Roads Slides Diplomatic House of Cards
The Origins of the Great War
AP European History • Unit 7
The "Honest Broker"
05:00
Otto von Bismarck’s goal was simple: Keep France Isolated.
"As long as France has no allies, she is no danger to us."
Discussion Prompt:
Why was German unification in 1871 such a threat to the traditional Balance of Power?
The Roads to WWI
Embedded media
Crash Course European History #32
From Defensive to Offensive
Bismarck's Realpolitik
Defensive Alliances
Maintain Status Quo
Treaty with Russia (Reinsurance)
Wilhelm's Weltpolitik
Expansionist Goals
Global Navies (Dreadnoughts)
"A Place in the Sun"
The Fatal Error:
By letting the Reinsurance Treaty with Russia expire, Wilhelm II forced Russia and France together.
Germany's nightmare: The Two-Front War
Mapping the Tensions
The Triple Alliance
Color Germany, Austria-Hungary, and Italy RED.
The Triple Entente
Color France, Britain, and Russia BLUE.
Mark Flashpoints
1 Morocco: Colonial rivalry between France & Germany.
2 The Balkans: The crumbling Ottoman Empire & Serbian Nationalism.
Synthesis Task
"I consider a war to be inevitable. And the sooner the better."
On your worksheet, write your final reflection: Explain how Wilhelm II’s dismantling of Bismarck’s system made Germany less secure.
Alliance System Answer Key Diplomatic House of Cards
Answer Key & Teacher Reference
Answer Key
Part I
The "Honest Broker"
Bismarck considered France the greatest threat due to their desire for revenge after losing Alsace-Lorraine in 1871. He aimed to isolate France by creating a system of overlapping alliances with Austria and Russia, ensuring France had no major continental allies.
Part II
The Roads to WWI
System of Treaties
Dual Alliance (1879): Defensive pact between Germany and Austria-Hungary against Russia.
Reinsurance Treaty (1887): Germany & Russia agree to neutrality unless Germany attacks France or Russia attacks Austria.
Entente Cordiale (1904): Settled colonial disputes between Britain and France; paved the way for military cooperation.
The Wilhelm Shift
1. Dismissal of Bismarck: Rejection of the "Honest Broker" strategy in favor of personal rule.2. Reinsurance Treaty Lapse: Refusal to renew the treaty with Russia, driving Russia into an alliance with France (1894).3. Weltpolitik/Naval Race: Building a blue-water navy (Dreadnoughts) challenged British naval supremacy and forced Britain out of "Splendid Isolation."
Part III
Cartography of Conflict
Triple Alliance (RED): Germany, Austria-Hungary, Italy.
Triple Entente (BLUE): Great Britain, France, Russia.
Flashpoints (ZAP): Morocco (North Africa - German interference in French colonies) and The Balkans (Southeast Europe - ethnic nationalism/Pan-Slavism).
Part IV
Diplomatic Autopsy
Sample High-Scoring Response:
Wilhelm II's abandonment of Bismarck's Realpolitik made Germany significantly less secure by creating the very "nightmare of coalitions" Bismarck had feared. By failing to renew the Reinsurance Treaty with Russia, Wilhelm forced the Tsarist regime to seek an alliance with republican France in 1894, ensuring that any future conflict would be a two-front war. Furthermore, his aggressive naval expansion and Weltpolitik alienated Great Britain, leading to the Entente Cordiale and later the Triple Entente. Instead of achieving a "place in the sun," Wilhelm’s erratic diplomacy resulted in the encirclement of Germany by three of Europe's most powerful nations, leaving the Reich dependent on a single, fragile ally in Austria-Hungary.
