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AP World History: Modern · Unit 6 of 9

Consequences of Industrialization

12–15% of the exam6 lessons · 84 min37 terms

What this unit covers

The topics below follow the published World History course framework for Unit 6. This unit is worth 12–15% of the exam, so budget your time against that rather than against how long the unit takes to teach.

ImperialismGlobal economyMigrationResistance

Lessons in this unit

Every term in Unit 6

All 37 terms we publish for Consequences of Industrialization, with definitions. Reading them through is the fastest way to find the ones you cannot define — then drill those in cram mode until you can produce them without the prompt.

New imperialism
Late nineteenth-century European conquest of Africa and Asia, driven by raw materials, markets, strategic rivalry and racial ideology.
Indentured labor migration
Multi-year contract labor drawing millions of Indian and Chinese workers to plantations and mines in Trinidad, Mauritius, Natal, Fiji, and the Americas. Significance: replaced enslaved labor after abolition, reproducing coercion in legal form and creating large Asian diasporas.
Berlin Conference (1884–85)
European powers partitioned Africa among themselves without African representation, drawing borders that ignored existing polities.
Scramble for Africa
Within two decades almost the whole continent was under European control, enabled by machine guns, quinine and steamships.
Social Darwinism
Misapplied evolutionary language to rank societies, supplying a pseudo-scientific justification for conquest and rule.
White Man's Burden
Kipling's framing of imperialism as a civilizing duty — the moral cover for economic and strategic motives.
Economic imperialism
Control through investment, debt and unequal treaties rather than direct rule, as in Latin America and Qing China.
Opium Wars
Britain forced China to accept opium imports; defeat brought unequal treaties, extraterritoriality and Hong Kong.
Unequal treaties
Imposed tariffs, ports and legal exemptions on China and Japan, exposing the gap between industrial and non-industrial military power.
Taiping Rebellion
Massive mid-century Chinese civil war costing perhaps twenty million lives and leaving the Qing dependent on regional armies.
Meiji Restoration
Japan's deliberate, state-directed industrialization and reform after 1868 — the one non-Western state to industrialize on its own terms in this period.
Self-Strengthening Movement
Qing attempt to adopt Western technology while preserving Confucian institutions. Its failure contrasts sharply with Meiji success.
Sepoy Rebellion (1857)
Indian uprising that ended East India Company rule and brought direct British Crown government of India.
Settler colonies
Australia, New Zealand, Algeria and South Africa, where European settlement displaced indigenous populations rather than only extracting resources.
Abolition of slavery
Britain in 1833, the US in 1865, Brazil in 1888. Driven by moral campaigning, enslaved resistance and industrial economies less dependent on slave labor.
Four parts of a conquest answer
Weapons, medicine, transport and communication, and local soldiers and allies. The last is the one students omit and the one that made conquest possible.
Maxim gun
Early machine gun producing lethal asymmetry against forces with older firearms, most starkly at Omdurman in 1898.
Battle of Omdurman (1898)
Roughly eleven thousand Sudanese killed against about forty-eight British dead — the clearest single illustration of the industrial arms gap.
Quinine prophylaxis
Reduced European malaria mortality enough to make African interiors survivable, which is why the timing of the scramble tracks the medicine rather than the ambition.
Suez Canal (1869)
Halved the passage between Europe and Asia, and became so strategically vital that control of Egypt followed from control of the canal.
Telegraph and imperial control
Let a capital direct a distant campaign in hours instead of months, which made governing remote territory administratively feasible.
Indirect rule
Governing through existing local authorities, as with the emirs of northern Nigeria — cheap, and it entrenched the elites and categories that later destabilized successor states.
Berlin Conference borders
European powers divided Africa among themselves without African participation, drawing lines that cut through peoples and combined rivals — a decision whose consequences run into Units 8 and 9.
Menelik II
Centralized Ethiopian authority and bought modern rifles and artillery from European suppliers happy to arm Italy's rival, then destroyed an Italian army at Adwa in 1896.
Conditions for successful resistance
Centralized authority, modern weapons acquired in time, and either favorable terrain or a rival power to court. States lacking all three were conquered.
Extraterritoriality
Foreign nationals exempted from local law and tried under their own countries' courts — a direct limitation on sovereignty imposed on China and elsewhere.
Treaty of Nanjing (1842)
Ended the first Opium War with indemnities, the cession of Hong Kong, opened treaty ports and fixed tariffs China could not change.
What the Opium Wars were about
Britain's claim to sell in China a drug the Chinese state had banned, enforced by naval superiority. Stating it precisely is what distinguishes a strong answer.
Spheres of influence
Zones where a foreign power held exclusive commercial and investment privileges without formal annexation — control of terms without the cost of governing.
Ottoman Public Debt Administration
European creditors effectively controlling Ottoman finances, the clearest case of debt functioning as an instrument of imperial power.
Cash-crop monoculture
Regions pushed into single export crops by taxes payable only in cash, producing vulnerability to world prices and reduced local food production.
Colonial railways ran to ports
Rail networks connected extraction zones to harbors rather than towns to each other. Infrastructure built for extraction is evidence of imperialism, not development.
Colonial famine as policy
Cash-crop conversion removed food reserves, traditional relief was dismantled, and free-market doctrine discouraged intervention while grain was exported. Drought became mass mortality.
Congo Free State
Leopold II's rubber regime enforced by mutilation and killing, ended when international protest forced Belgium to annex the territory from him in 1908.
J. A. Hobson
Argued in Imperialism: A Study that empire served narrow financial interests while ordinary taxpayers paid, an argument Lenin later adapted.
Mission civilisatrice
The civilizing mission: domination framed as a duty owed to peoples represented as children, which made conquest appear generous.
Scientific racism
Skull measurement, racial taxonomies and eugenics dressing hierarchy as biological fact — distinct from Social Darwinism, which made a claim about competition rather than biology.

What examiners penalize here

Practice World History

Our practice bank is drawn from across the whole course rather than filtered to one unit, which is closer to how the exam asks anyway — it will not tell you which unit a question is testing.

Questions about this unit

How much of the AP World History: Modern exam is Unit 6?

Unit 6, Consequences of Industrialization, is worth 12–15% of the World History multiple-choice section according to the published course framework. Across all 9 units that makes it a substantial share — heavier than an even split would give it.

What topics are covered in World History Unit 6?

Consequences of Industrialization covers Imperialism, Global economy, Migration and Resistance. We publish 37 terms with definitions for this unit, all of them on this page.

How should I study World History Unit 6?

Read the 6 lessons below first — about 85 minutes — then drill the 37 terms in cram mode until you can produce each definition from memory rather than just recognize it. Recognition is what makes a unit feel finished when it is not. Finish with practice questions and read the explanation for every one you get right by elimination as well as the ones you miss.

All 9 units of AP World History: Modern

  1. Unit 1 · The Global Tapestry
  2. Unit 2 · Networks of Exchange
  3. Unit 3 · Land-Based Empires
  4. Unit 4 · Transoceanic Interconnections
  5. Unit 5 · Revolutions
  6. Unit 6 · Consequences of Industrialization
  7. Unit 7 · Global Conflict
  8. Unit 8 · Cold War & Decolonization
  9. Unit 9 · Globalization

Unit names, topics and exam weights follow the published College Board course framework for AP World History: Modern. AP® is a trademark registered by the College Board, which does not endorse this site.