Glossary · History skills

Historical thinking skills

AP U.S. History, AP World History: Modern

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AP U.S. History and AP World History: Modern score historical reasoning along with content knowledge. Their rubrics reward specific ways of thinking about the past: placing events in context, analyzing sources, and reasoning about causes, comparisons and change. These skill terms appear directly in the DBQ, LEQ and SAQ rubrics, so each entry explains how the skill earns points.

Index of terms

Terms in study order

The terms run from foundational ideas to the ideas that build on them.

See the full glossary

Flashcard review

Say each definition aloud, then open the card to check your answer.

What does “Contextualization” mean?

Describing the broader historical developments before, during or after a topic that explain why it happened or mattered.

What does “Sourcing” mean?

Analyzing how a document's point of view, purpose, historical situation or audience shapes its content and its usefulness as evidence.

What does “Causation” mean?

Explaining the causes and effects of historical developments, including their relative importance and short- and long-term consequences.

What does “Comparison” mean?

Explaining similarities and differences between historical developments, societies or time periods, and the reasons for them.

What does “Continuity and change over time” mean?

Analyzing what changed and what stayed the same across a period, and explaining why.

What does “Periodization” mean?

Dividing history into periods based on turning points, and evaluating how and why historians choose those boundaries.

What does “Corroboration” mean?

Comparing sources to see where they agree or disagree, to test the reliability of each account.

What does “Complexity” mean?

A sustained, nuanced understanding of a historical development, demonstrated through sophisticated argument or effective use of evidence.

Practice questions, courses and guides that use these terms

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