1.4
Understand Cause and Effect; Identify Continuity and Change
September 1, 2025

Nakshatra Nallacharu
8
Min Read
AI Summary
These revision notes explain how history is shaped by cause-and-effect relationships, while some things remain constant over time. For example, European nations sought wealth and trade routes (cause), which led to Columbus’s arrival and Spanish colonization (effect). This caused major changes like new empires and the exchange of foods and animals, but trade and competition continued for centuries (continuity). To analyze events, ask what caused them, what effects followed, and what changed or stayed the same.
Principle
History is shaped by cause-and-effect relationships, but some things stay the same over time.
Steps
Ask: What caused this event? : What led to it? What were people reacting to?
Ask: What was the effect? : What happened because of it, right away, or even years later?
Look for Change : What became different after the event (ideas, laws, borders, inventions)?
Look for Continuity : What stayed the same even after the event?
Examples
Element | Explanation |
Cause | European nations wanted wealth, spices, land, and faster trade routes to Asia. |
Effect | Columbus’s arrival led to Spanish colonization of the Americas and the spread of deadly diseases that killed millions of Native Americans. |
Change | European powers began building empires in the Americas; new foods and animals were exchanged (like corn, horses, tomatoes, and sugar). |
Continuity | Trade, exploration, and competition for land and wealth continued for centuries. |
Real-World Application
The ability to distinguish between fact and opinion is essential for developing independent, informed thinking. It allows students to critically evaluate news, historical texts, and differing viewpoints, helping them recognize bias and understand that events are often interpreted in various ways. This skill encourages thoughtful decision-making and a deeper understanding of how information is presented and perceived.
Key Terms
Primary Source: Firsthand evidence created at the time of the event
Secondary Source: An account written after the event, interpreting or analyzing it
Evidence: Facts or details used to support an argument
Bias: A personal viewpoint that may affect how events are portrayed
Cause: A reason something happened
Effect: What happened as a result of a cause
Continuity: Aspects of society or culture that stayed the same over time
Change: Aspects that were different at different times
Fact: A statement that can be proven
Opinion: A belief or judgment that reflects a personal view