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the league of nations
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4 detailed 50-minute lessons with teaching scripts, worked examples, parent guides, and assessment criteria.
Lesson Overview
Total Lessons: 4 Tier: Foundation and Higher Duration: 50 minutes per lesson (200 minutes total) Exam Boards: AQA, Edexcel, OCR, Eduqas, CCEA
Learning Objectives
Explain the key ideas of the league of nations
Apply the league of nations to exam-style questions
Key vocab to pre-teach: key terms from the league of nations
Basic skills: reading the summary notes and answering the practice questions there
Materials & Equipment
Exercise book, coloured pens
Ruler
Printed revision notes (link below)
Internet for videos (see Resources)
Lesson 1: Introduction: the league of nations
Duration: 50 minutes
Starter Activity (5 minutes)
Quick Recall
Write down everything you already know about the league of nations. Then check against the key terms: key terms from the league of nations. Use a mini-whiteboard or paper.
Main Content (35 minutes)
Parent/Teacher Guide: Before lesson: Read the script below. Pre-teach key vocab: key terms from the league of nations. If stuck: Re-read the revision notes (link above), then break the content into smaller steps. Extension: See the Stretch & Challenge ideas in Lesson 4.
Teaching Script (35 mins): Mins 0-5 - Hook: "Today: the league of nations. By the end you will be able to answer exam questions on it unaided. It connects to the rest of History because the ideas here recur across the spec." Mins 5-20 - Direct Instruction: Work through the core ideas below one at a time; after each, ask your student to explain it back in their own words. Mins 20-30 - Guided Practice: Model the worked example together, then let your student attempt the first practice question with guidance. Mins 30-35 - Independent Practice: 2-3 practice questions from Lesson 3 below, with immediate feedback.
First Look
Start with the revision notes summary, then attempt: Explain two weaknesses of the League of Nations. (4 marks)
Plenary (5 minutes)
Check Out
Your student states one thing they learned and one question they still have about the league of nations.
Lesson 2: Core Concepts: the league of nations
Duration: 50 minutes
Starter Activity (5 minutes)
Review Previous Lesson
Quick recap: write 3 key points from Lesson 1 on the league of nations. Check them against the notes below.
Main Content (35 minutes)
Key Fact: The League of Nations was created as part of the Treaty of Versailles in June 1919. It was Woodrow Wilson's idea - his Fourteenth Point called for "a general association of nations." The League's headquarters were in Geneva, Switzerland. Its first meeting was held on 15 November 1920 with 42 member states.
Key Fact: The League's Covenant (its founding document) set out its key principles: collective security, arbitration of disputes, disarmament, and improved living and working conditions worldwide. Article 10 of the Covenant committed all members to "respect and preserve" each other's territorial integrity.
Key Fact: The Council was the most powerful body. It had permanent members (Britain, France, Italy, Japan) who could veto decisions. However, ALL Council decisions had to be UNANIMOUS - any member could veto action. This meant the League was often paralysed by disagreement. A single "no" vote could prevent the League from acting against an aggressor.
Key Fact: The League's membership was fundamentally flawed from the start. The USA never joined; Germany was excluded until 1926; the USSR was excluded until 1934; and Japan and Italy left in the 1930s. No organisation can maintain world peace without the world's most powerful nations.
Key Fact: The League was more successful in the 1920s than is often remembered. It resolved several international disputes peacefully and carried out important humanitarian work. The problems of the 1930s should not overshadow the genuine achievements of the 1920s.
Key Fact: Fridtjof Nansen, the League's High Commissioner for Refugees, won the Nobel Peace Prize in 1922 for his work. The "Nansen Passport" he created provided identity documents for stateless refugees and was recognised by over 50 countries. The ILO won the Nobel Peace Prize in 1969 for its decades of work improving labour conditions.
Term
Meaning
Example
The Assembly
All member states; each had one vote
Discussed international issues; admitted new members; approved the budget
The Council
Permanent members (Britain, France, Italy, Japan) plus 4-9 non-permanent members
Main decision-making body; dealt with crises and emergencies
Permanent Court of International Justice
15 judges from different nations
Settled legal disputes between nations; gave advisory opinions
Improved working conditions worldwide; set international labour standards
USA
NEVER joined (Senate rejected Treaty of Versailles)
World's strongest economy; most powerful military; absence destroyed League credibility
Germany
Excluded 1919-1926; left 1933
Europe's largest economy; key to European peace; exclusion was a deliberate humiliation
USSR
Excluded 1919-1934; expelled 1939
Major power; Communist state distrusted by Western democracies; excluded for ideological reasons
Practice (10 minutes)
Q: Explain two weaknesses of the League of Nations. (4 marks)
Answer: The League had no army of its own - it could not enforce decisions militarily and had to rely on member states to provide troops, who often refused. The unanimity rule meant that any Council member could veto action, so a single "no" vote could prevent the League from responding to aggression.
Plenary (5 minutes)
Explain Back
Your student teaches the key points back to you without looking. Fill any gaps immediately.
Lesson 3: Application: the league of nations
Duration: 50 minutes
Starter Activity (5 minutes)
Quick Recall
Recall the key terms: key terms from the league of nations. Define each in one sentence.
Main Content (35 minutes)
Parent/Teacher Guide: Let your student attempt each question alone first, then compare with the model answer. Award method marks for correct working even if the final answer is wrong.
Q1: Explain two weaknesses of the League of Nations. (4 marks)
Answer: The League had no army of its own - it could not enforce decisions militarily and had to rely on member states to provide troops, who often refused. The unanimity rule meant that any Council member could veto action, so a single "no" vote could prevent the League from responding to aggression.
Q2: How important was America's absence from the League of Nations? (8 marks)
Answer: America's absence was critically important. Without the USA, the League lacked the world's most powerful economy and military. Economic sanctions were weaker without American trade; other powers knew the League could not call on American support; and the League's moral authority was undermined. However, even with America, the League might still have struggled: the unanimity rule would still have applied; national self-interest would still have undermined collective security. America's absence was devastating but not the only weakness.
Q3: "The League of Nations was a complete failure." How far do you agree? (12 marks)
Answer: The League was NOT a complete failure. In the 1920s, it successfully resolved disputes (Aaland Islands 1921, Greece-Bulgaria 1925, Upper Silesia 1921). Its humanitarian work was genuinely impressive: Nansen helped 425,000 refugees; the ILO improved working conditions; the Health Organisation combatted disease; and 200,000 slaves were freed. However, the League failed catastrophically in the 1930s: it could not stop Japan in Manchuria (1931) or Italy in Abyssinia (1935); it failed on disarmament; and it collapsed as a peacekeeping body. It was not a "complete" failure, but it failed in its primary purpose of preventing war.
Q4: Explain why the League was more successful in the 1920s than the 1930s. (8 marks)
Answer: The League was more successful in the 1920s because: the international climate was more cooperative (Locarno Spring); the disputes involved small nations who could not defy the League; the major powers supported League decisions because it suited their interests; and the economic prosperity reduced tensions. In the 1930s, the Great Depression made nations more aggressive and self-interested; the disputes involved major powers who could defy the League; the rise of dictatorships undermined the cooperative spirit; and the League's weaknesses were exposed by serious crises.
Q5: "The League's humanitarian work was its greatest achievement." How far do you agree? (16 marks)
Answer: The humanitarian work was certainly impressive: the Health Organisation, ILO, Nansen's refugee work, anti-slavery campaigns, and drug control all achieved real results that outlasted the League itself. The ILO still exists today as a UN agency. However, the League's PRIMARY purpose was to prevent war through collective security - and in this it failed completely. If the League's greatest achievement was humanitarian rather than peacekeeping, that demonstrates how far it fell short of Wilson's vision. The humanitarian work was important but secondary to the League's core mission.
Plenary (5 minutes)
Error Review
Review any questions answered incorrectly. Identify whether the error was knowledge, method, or reading the question.
Lesson 4: Exam Practice: the league of nations
Duration: 50 minutes
Starter Activity (5 minutes)
Command Words
Review what these command words require: state (one point), describe (say what happens), explain (say why), compare (both sides), evaluate (judgement).
Main Content (35 minutes)
Exam-Style Question
Attempt a past-paper style question on the league of nations from the exam board past paper finder (see Resources), then mark it against the scheme.
Exam Tips: The League's THREE WEAPONS (moral condemnation, economic sanctions, military force) are essential to know | Always distinguish between 1920s successes and 1930s failures - the League's record is not uniformly bad | Aaland Islands (1921) and Greece-Bulgaria (1925) are the best examples of League successes | The UNANIMITY RULE is crucial - any member could veto any action, making the League powerless | America's absence is the single most important weakness - always include it in your answer | The League had NO ARMY - this is fundamental to understanding why it could not stop aggression | The humanitarian work (Nansen, ILO, Health Organisation) is often overlooked but important for balanced an
Common Errors: Watch Out! Students often think the treaty of versailles was entirely unfair. Wrong: The Treaty of Versailles was entirely unfair Correct: While harsh, some terms were reasonable. The reparations were later reduced. Germany's treatment of Russia at Brest-Litovsk 1918 was far harsher. Students often think the league of nations was a complete failure. Wrong: The League of Nations was a complete failure Correct: The League had significant successes in the 1920s: resolving the Aaland Islands dispute, the Greece-Bulgaria border conflict, and extensive humanitarian work. Students often think appeasement was simply cowardice. Wrong: Appeasement was simply cowardice Correct: Appeasement had logical
Stretch & Challenge (Grade 8-9):
Synoptic links: explain how the league of nations connects to another History topic you have studied
Real-world: research one real-world use or example of the league of nations
Critical: "What are the limitations of the models used in the league of nations?"
Plenary (5 minutes)
Assessment Criteria
Got it: Confident explanation + correct worked examples
Getting there: Main points OK, needs support with detail
Not yet: Confused on key concepts - re-run Lesson 2
Homework & Consolidation
Consolidation: Re-answer any Lesson 3 practice questions answered incorrectly (20 mins)
Retrieval: Write flashcards for the key terms: key terms from the league of nations (10 mins)
Exam practice: One past-paper question on the league of nations from the board websites (15 mins)
Extension: Explain the league of nations to someone else in your own words (10 mins)