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2 November: the First World War

Practice problems · 1 question · Updated 2 Nov 2026

Monday 2 November 2026

GS Paper 1 · 250 words · 15 marks

How far is it correct to say that the First World War was fought essentially for preservation of balance of power?

(UPSC Mains 2024, GS Paper 1, Q12)

You have eleven minutes. Write your answer before you read anything below.

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How to approach this question

The directive. How far asks for a measured verdict. Say early how much of the war the balance of power explains. Then test the word essentially.

A shape that works in 250 words.

PartWordsWhat to write
Introduction35Your verdict: partly correct, and where it stops
The case for70The two blocs, and why Russia and Britain joined
Nationalism40The trigger and Alsace-Lorraine
Militarism and rivalry40The naval race, the Schlieffen Plan, Morocco
War aims30What the powers fought for once the war began
Conclusion35The verdict again, with a reason

Material you can use.

YearEvent
1871Germany takes Alsace-Lorraine from France
1882Triple Alliance: Germany, Austria-Hungary, Italy
1894Franco-Russian alliance
1904Entente Cordiale: Britain and France
1905 and 1911Moroccan crises
1906HMS Dreadnought launched. Naval race speeds up
1907Anglo-Russian Convention
28 June 1914Franz Ferdinand assassinated in Sarajevo
1915Secret Treaty of London promises Italy territory
1916Sykes-Picot Agreement divides Ottoman lands

Mistakes to avoid.

MistakeWhat to do instead
Listing every cause with equal weightRank them against the claim
No verdictState one in the first lines and the last
Stopping in 1914Use war aims to test what the war was fought for
A model answer

The claim is partly correct. The balance of power explains why a Balkan crisis became a European war. It does not explain why the crisis began, or what the powers fought for later.

The case for. By 1907 Europe was split into two blocs. The Triple Alliance of 1882 joined Germany, Austria-Hungary and Italy. France and Russia allied in 1894, and Britain joined them through the Entente Cordiale (1904) and the Anglo-Russian Convention (1907). Russia mobilised to stop Austria-Hungary dominating the Balkans. Britain entered when Germany invaded Belgium, partly to stop one power controlling the Continent.

Nationalism. The trigger was the murder of Archduke Franz Ferdinand by a Bosnian Serb nationalist on 28 June 1914. Slav nationalism threatened Austria-Hungary itself. France wanted back Alsace-Lorraine, lost in 1871.

Militarism and rivalry. The naval race after the Dreadnought (1906) bred mistrust. The Schlieffen Plan meant attacking France through Belgium, which left little time for diplomacy. The Moroccan crises of 1905 and 1911 showed imperial rivalry.

War aims. Once fighting began, the powers sought gains. The secret Treaty of London (1915) drew Italy away from its allies with promises of territory. The Sykes-Picot Agreement (1916) divided Ottoman lands.

The balance of power turned a local war into a general one. Nationalism, militarism and imperial ambition started it and kept it going. The League of Nations, set up in 1920, tried to replace the balance of power with collective security.

Word count: 236.

WhereWhat earns credit
OpeningA verdict with its limit
BodyThe claim's case first, then the causes it misses
ConclusionRanks the causes and points to what came after