exam guide

How to study for AP World History, from unit tests to the May 2027 exam

The prettysmart teamUpdated 9 min read

the short answer

Study AP World on two tracks: memorize the evidence (empires, belief systems, trade, revolutions and why each mattered) with short daily flashcard reviews, and practice the writing against College Board's rubrics. Units 3 to 6 (c. 1450–1900) carry 48 to 60% of the exam.

Key takeaways

  • The exam is on Thursday, May 6, 2027: fully digital, in Bluebook, 3 hours 15 minutes.
  • New in 2027: all three short answers are required, the long essay is one required prompt, and the DBQ can come from anywhere in 1200–2001.
  • Unit 3 gets about 8 to 11 class periods but weighs the same 12 to 15% as Unit 4, which gets 22 to 25.
  • Some points only come from memory: the DBQ needs one piece of outside evidence, the long essay at least two.
Jump to the 38 flashcards
In this guide
  1. What’s on the AP World History exam in May 2027
  2. Which units matter most for the time they take
  3. What to memorize and what to practice
  4. How to write AP World flashcards that earn points
  5. How to study for an AP World unit test
  6. The multiple-choice section
  7. The writing: short answers, DBQ and long essay
  8. Midterms and finals
  9. If you only have one day
  10. A plan from now to May
  11. How AP World scores look
  12. Flashcards
  13. Questions
  14. Sources

What’s on the AP World History exam in May 2027

The AP World History: Modern exam takes 3 hours 15 minutes, and it is fully digital: you answer everything in College Board’s Bluebook app.

Section Questions Time Share of score
Multiple choice 55, in sets of 3 or 4 built on one or more sources 55 min 40%
Short answer 3, all required, each with a source 40 min 20%
Document-based question (DBQ) 1, with 7 documents, set between 1200 and 2001 60 min, including 15 min of reading 25%
Long essay (LEQ) 1 required prompt spanning about half the course 40 min 15%

From May 2027, all three short answers are required and every one comes with a source: first a secondary text, then a primary text, then a non-text source such as an image, chart or map. Each covers a different period between 1200 and 2001.

The long essay is one required prompt covering about half the course. You can focus on one development it names; nobody expects you to cover the whole span. College Board’s sample prompt is agriculture and society, 1200 to 1800.

The DBQ now covers a wider range, so its documents can come from anywhere in the course. Course content, skills, the multiple-choice section and the rubrics are unchanged.

Watch out: Most AP World study guides online still describe the old format, with a choice of short answers and essays. Check the date on anything you read.

The 2027 exam is on Thursday, May 6, 2027, in the morning session, which starts at 8 a.m. local time at most U.S. schools.

Which units matter most for the time they take

The course runs in nine units across four periods. The weights are College Board’s; the class periods are its suggested pacing.

Unit Period Share of the exam Class periods
1. The Global Tapestry c. 1200–1450 8–10% about 10–13
2. Networks of Exchange c. 1200–1450 8–10% about 10–13
3. Land-Based Empires c. 1450–1750 12–15% about 8–11
4. Transoceanic Interconnections c. 1450–1750 12–15% about 22–25
5. Revolutions c. 1750–1900 12–15% about 20–23
6. Consequences of Industrialization c. 1750–1900 12–15% about 12–15
7. Global Conflict c. 1900–present 8–10% about 9–12
8. Cold War and Decolonization c. 1900–present 8–10% about 14–17
9. Globalization c. 1900–present 8–10% about 8–11

Units 3 to 6 carry 48 to 60% of the exam. The other five units share the rest, at 8 to 10% each.

Unit 3 is the bargain. It gets the fewest class periods of the four heavy units, about 8 to 11, yet it weighs exactly as much as Unit 4, which gets 22 to 25.

It goes by fast in class, so it is the unit most worth an extra pass of flashcards. That is why the deck on this page covers it.

What to memorize and what to practice

AP World is not a memorization test, but some points can only come from memory. The DBQ awards a point for at least one specific piece of evidence beyond the documents, and the long essay needs at least two specific pieces of evidence that nobody hands you.

Memorize these with flashcards:

  • States and empires: where each one was, how it expanded and how it kept power
  • Belief systems and how they spread, split or blended
  • Trade networks and what moved along them
  • Revolutions, wars and reforms, each with its cause and effect
  • Dates as anchors: the four period boundaries (1200, 1450, 1750, 1900) and turning points such as 1453 and 1517
  • Why each one mattered: the link from the fact to one of the six course themes

Practice these, because no flashcard can do it for you:

  • A thesis with a line of reasoning, the first point on both essays
  • Contextualization: describing the broader situation, not a passing phrase
  • Sourcing: explaining the point of view, purpose, situation or audience of at least two documents
  • Using at least four documents as evidence for an argument
  • Reading 55 source-based questions in 55 minutes
  • Comparison, causation, and continuity and change, the three reasoning processes every essay is built on

How to write AP World flashcards that earn points

Put a name and a question about how it worked or why it mattered on the front. Put the answer on the back, tied to a theme. For example:

Front: What was the Ottoman devshirme?

Back: A system that took boys aged 8 to 10, converted them to Islam and trained them as an elite military force. It is College Board’s own example of rulers using military professionals to keep central control.

Add a comparison card for every pair of empires you study: how the Ottomans and the Mughals handled religious diversity, how the Ming and the Mexica raised revenue. The course’s Topic 3.4 is nothing but comparison, and the essays reward it.

Skip bare date cards (“1453?”). Put the year inside a card about what happened and why it mattered.

Why cards and not rereading: in a review of ten common study techniques, practice testing and spaced practice were the only two rated high utility, while rereading and highlighting were rated low (Dunlosky et al., 2013). Students who tested themselves remembered more a week later than students who restudied (Roediger and Karpicke, 2006).

How to study for an AP World unit test

Your teacher writes the test, but the closest official model is each unit’s Progress Check in AP Classroom. Unit 3’s has about 10 multiple-choice questions, 2 short answers and part of a long essay. In the week before:

  1. Review the unit’s cards every day for 10 to 15 minutes, and turn every term you miss in class into a new card.
  2. Do one timed set of source-based multiple-choice questions, at about a minute each.
  3. Write one short answer, then outline one essay paragraph that compares two empires with two specific pieces of evidence.

Unit 1 test first? Unit 1 runs c. 1200 to 1450 and opens the course, so it sets the habit: start the daily card review in week one, not the night before.

The multiple-choice section

You get 55 questions in 55 minutes, in sets of three or four built on primary texts, secondary texts, images, charts or maps. At least one set uses a pair of texts.

Read the source first and place it: which period, which region, whose point of view. Knowing what a term means is the floor; the questions ask what a source shows about a development.

The writing: short answers, DBQ and long essay

The rubrics stay the same in 2027, so every point is predictable:

  • Short answer: 3 points per question.
  • DBQ, 7 points: thesis (1), contextualization (1), evidence (up to 3: use the content of 3 documents, support an argument with at least 4, and bring in 1 piece of outside evidence), analysis and reasoning (up to 2: sourcing for at least 2 documents, and complexity).
  • Long essay, 6 points: thesis (1), contextualization (1), evidence (up to 2: two specific pieces, then using them to support an argument), analysis and reasoning (up to 2).

Write one timed piece a week, alternating short answers, DBQs and long essays, and score it against the rubric yourself.

Midterms and finals

Cumulative tests punish the “learn it, then forget it” pattern. Keep every finished unit’s cards in your daily review while you learn the new one.

The best gap between study sessions grows with how long you need to remember (Cepeda et al., 2006), which is what a spaced repetition app schedules for you.

If you only have one day

  1. Spend most of the day on Units 3 to 6.
  2. Practice one DBQ outline: a thesis, context, four documents as evidence, sourcing for two, and one outside example.
  3. Go through your cards twice, once in the morning and once in the evening, and spend the second pass on the ones you missed.
  4. Don’t start anything new after dinner. A practised outline is worth more than one more chapter.

A plan from now to May

When What to do
Every week of class Add that unit’s cards; review what’s due for 10 to 15 minutes a day; write one timed short answer or essay paragraph
End of each unit Take the Progress Check and turn every miss into a card
March Keep every unit in review; write one full DBQ a week
April Take full practice exams under real timing; review the misses
The week of the exam Cards for Units 3 to 6, one DBQ outline a day, nothing new

The daily review is the part that slips, because 15 minutes on your phone has a way of becoming an hour somewhere else. That is the problem prettysmart was built for: it locks the apps you pick, and every card you review earns a bit of screen time back, so the review comes before the scrolling.

We compared it with the other options in the best app blockers for studying and the best study apps for high school students.

Tip: Taking APUSH too? It’s the next day, Friday, May 7, and the essays use the same rubrics: see how to study for APUSH.

How AP World scores look

Year 5 4 3 2 1 3 or higher
2026 14% 36% 16% 26% 8% 66%

About a third of students score a 1 or 2. The DBQ and long essay are 40% of the score, and their rubric points are the same every year, so they are the most predictable points you can practice for.

Flashcards: AP World History Unit 3: Land-Based Empires (1450–1750)

38 cards, each checked against this guide's sources. Tap a card to see the answer.

Download .txt
1Which four land-based empires does the AP World CED name for 1450–1750, and where was each?
Ottoman: Southern Europe, the Middle East and North Africa. Safavid: the Middle East. Mughal: South and Central Asia. Manchu (Qing): Central and East Asia.
2What did land-based empires rely on to expand from 1450 to 1750?
Gunpowder, cannons and armed trade, in both hemispheres.
3What happened in 1453, and why did it matter for the Ottomans?
Ottoman armies took Constantinople and made it the capital of their expanding empire.
4How was the Mughal Empire founded?
In 1526 Babur defeated the much larger army of the Delhi Sultanate, starting Mughal rule in South Asia.
5How did the Safavid Empire begin, and what religion did it make official?
In 1501 Ismail entered Tabriz and declared himself shah, then made Twelver Shi'ism the state religion of Iran.
6How did the Manchu take China?
Manchu forces took Beijing in 1644 and ruled as the Qing dynasty, though all of China was under Manchu control only by 1683.
7How did Morocco defeat the Songhai Empire in 1591?
The Moroccan (Saadi) army's guns, ammunition and cannon beat a larger Songhai army at the Battle of Tondibi; within about a decade the empire had broken into smaller states.
8Which state rivalries does the CED use as examples of conflict from 1450 to 1750?
The Safavid–Mughal conflict and the Songhai Empire's conflict with Morocco. Political and religious disputes drove both.
9What was the Ottoman devshirme?
A system that took boys aged 8 to 10, converted them to Islam and educated them to form an elite military force. It is the CED's Ottoman example of bureaucratic elites and military professionals.
10Who were the Janissaries?
An elite corps of Ottoman soldiers, most of them drawn from the devshirme, who also served as the sultan's bodyguards.
11Why did rulers from 1450 to 1750 recruit bureaucratic elites and military professionals?
To keep centralized control over their populations and resources.
12Match each tax system to its empire: zamindar tax collection, tax farming, tribute lists, taxes in hard currency.
Zamindar tax collection: Mughal. Tax farming: Ottoman. Tribute lists: Mexica (Aztec). Taxes in hard currency: Ming.
Show the other 26 cards
13What did Ming law say taxes had to be paid in, and why was that a problem?
In silver. Even people who could pay struggled to find the silver the law required.
14Why did rulers from 1450 to 1750 use tribute, tax farming and new tax systems?
To raise revenue that paid for state power and expansion.
15Name 3 religious ideas the CED gives as ways rulers legitimized their rule.
European divine right, the Mexica practice of human sacrifice, and the Songhai promotion of Islam.
16What is divine right, and how did European monarchs use it?
The idea that a monarch's power comes from God. European rulers used it to legitimize their rule.
17How did Askia Muhammad legitimize his rule over Songhai?
He based his authority on Islam and set out to make Songhai a Muslim kingdom, but did not force his subjects to convert.
18Name 4 examples of art or architecture that rulers used to legitimize their rule, 1450–1750.
Qing imperial portraits, the Incan sun temple of Cuzco, Mughal mausolea and mosques, and European palaces such as Versailles.
19What was the Taj Mahal, and who built it?
A tomb that the Mughal emperor Shah Jahan began in 1631 for his wife Mumtaz Mahal: an example of monumental architecture legitimizing rule.
20Which Japanese example does the CED give of rulers using military professionals?
Salaried samurai.
21Why did Ottoman subjects call Suleiman I "the lawgiver"?
He issued a unified law code for the empire. Europeans called him "the Magnificent".
22What were Ottoman millets?
Communities organized by religious identity, each running its own affairs under its own religious law.
23How did Akbar rule the Mughal Empire's non-Muslim majority?
He did not impose Islam, abolished the jizya (the tax on non-Muslims) in 1568, and created his own cult, Din-i Ilahi.
24How did the Qing emperor Kangxi govern China?
He governed by Confucian principles and kept the imperial examinations for government jobs.
25When did the Protestant Reformation begin, and what set it off?
In 1517, when Martin Luther drafted 95 arguments against the sale of indulgences.
26What were indulgences?
Grants from the Catholic Church said to reduce or cancel time in purgatory after death. Their sale was Luther's main target.
27What did the Council of Trent (1545) do?
It was the Catholic Church's main response to the Reformation: it reaffirmed Catholic doctrine such as transubstantiation and banned the sale of indulgences.
28Who founded the Jesuits, and what did they do?
Ignatius of Loyola. The Jesuits educated young Catholic men, worked to convert non-Christians and advised Catholic rulers.
29What did John Calvin teach that set Calvinists apart?
Predestination: God has already decided who will be saved.
30How did Henry VIII break with Rome?
When the pope refused to annul his marriage, Parliament's Act of Supremacy made the English monarch head of the English church.
31What did the Peace of Augsburg (1555) decide?
Rulers in the Holy Roman Empire could make Lutheranism their official religion, and their subjects had to follow the prince's choice.
32Did the Protestant and Catholic reformations shrink or grow Christianity?
Both contributed to the growth of Christianity, even though the Protestant Reformation broke with existing Christian traditions.
33How did the Ottoman–Safavid rivalry change Islam?
It intensified the split between Sunni and Shi'a. The Safavids made Twelver Shi'ism Iran's state religion, setting them apart from their Ottoman rivals.
34What is Sikhism, and where and when did it develop?
A monotheistic faith that combines elements of Hinduism and Islam. It developed in the Punjab in the 15th century, out of interactions between the two.
35Compare how the Ottomans and Akbar's Mughals governed religious diversity.
Both left room for other faiths. The Ottomans organized subjects into millets under their own religious law; Akbar abolished the jizya and didn't impose Islam.
36Compare how the Ming and the Mexica raised revenue.
The Ming required taxes in hard currency (silver); the Mexica collected tribute from conquered peoples, recorded in tribute lists.
37Compare how the Ottomans and the Qing staffed their states.
The Ottomans trained boys from the devshirme as an elite force; the Qing kept the imperial examinations to choose officials.
38What do Ottoman, Safavid and Mughal expansion have in common?
All three were land-based empires that expanded with gunpowder and cannons, and religion shaped each one's rule: Ottoman millets, the Safavids' Twelver Shi'ism, Akbar's tolerance and Din-i Ilahi.

Studying in Anki or Quizlet?

  1. Copy all the cards, or download the .txt.
  2. Quizlet: paste them into its import box. It reads Tab between term and definition.
  3. Anki: File, then Import, and pick the .txt file.

Questions people ask

Is AP World History hard?

It covers 1200 to the present across every region, so the reading load is large. On the 2026 exam, 66% of students scored 3 or higher and 14% scored a 5, a lower 3-or-higher rate than APUSH's 74% the same year.

What changed on the AP World History exam for 2027?

All three short-answer questions are now required and each comes with a source. The long essay is one required prompt covering about half the course instead of a choice. The DBQ can come from anywhere in 1200–2001. Course content, skills, the multiple-choice section and the rubrics are unchanged.

When is the AP World History exam in 2027, and is it on paper?

Thursday, May 6, 2027, in the morning session, which starts at 8 a.m. local time at most U.S. schools. It is fully digital: you take the whole exam in College Board's Bluebook app.

Can you self-study AP World History?

Yes, if you build the two tracks yourself: a daily flashcard review for the content and one timed piece of writing a week scored against the rubrics. Use the CED's unit list as your syllabus and its rubrics to score yourself.

Which AP World units are most important?

Units 3 to 6, c. 1450 to 1900: Land-Based Empires, Transoceanic Interconnections, Revolutions and Consequences of Industrialization. Each is 12 to 15% of the exam; the other five are 8 to 10% each.

Sources

  1. AP World History: Modern Course and Exam Description, effective fall 2026, College Board
  2. AP World History: Modern Course and Exam Description: clarifications and corrections, fall 2026, College Board
  3. AP History Exam Updates, College Board
  4. AP World History: Modern: The Exam, College Board
  5. 2027 AP Exam Dates, College Board
  6. Past AP World History: Modern Score Distributions, College Board
  7. Past AP United States History Score Distributions, College Board
  8. World History Volume 2, from 1400, OpenStax
  9. Improving Students' Learning With Effective Learning Techniques (Dunlosky et al., 2013), Psychological Science in the Public Interest
  10. Test-Enhanced Learning: Taking Memory Tests Improves Long-Term Retention (Roediger and Karpicke, 2006), Psychological Science
  11. Distributed Practice in Verbal Recall Tasks: A Review and Quantitative Synthesis (Cepeda et al., 2006), Psychological Bulletin

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