---
title: "Islamic Fundamentalism | Middle East History"
description: "Islamic fundamentalism is a movement for a strict return to Islamic principles and Sharia, shaping Iranian Revolution politics in Middle East history."
canonical: "https://fiveable.me/history-middle-east-since-1800/key-terms/islamic-fundamentalism"
type: "key-term"
subject: "History of the Middle East – 1800 to Present"
unit: "Unit 7"
---

# Islamic Fundamentalism | Middle East History

## Definition

Islamic fundamentalism is a movement within Islam that calls for a strict return to what followers see as original Islamic principles, often including rule by Sharia. In Middle East history, it is closely tied to resistance to Western influence and the Iranian Revolution.

## What It Is

Islamic fundamentalism in this course means a political and religious movement that argues Muslim societies should return to the original principles of Islam as found in the Quran and other foundational sources. In practice, that usually means favoring a stricter reading of Islamic law, or Sharia, and pushing back against ideas seen as too secular, too Western, or too tied to outside powers.

It is not just about personal devotion. In the history of the Middle East since 1800, Islamic fundamentalism often shows up as a response to crisis, especially when people feel their government is corrupt, ineffective, or dependent on foreign influence. That is why it becomes so visible in the 20th century, when colonialism, modernization programs, oil politics, and Cold War pressure all shaped daily life in the region.

A major reason the term matters is that it connects religion with political change. Some movements focused on moral reform and social pressure, while others aimed to build an entirely new state based on Islamic principles. The 1979 Iranian Revolution is the clearest example in this course: religious opposition, led by Ayatollah Khomeini, helped turn anger at the Shah into a revolution that produced an اسلامی Republic.

You should also avoid treating Islamic fundamentalism as one single group with one method. Some fundamentalist movements work through preaching, parties, or community organizing. Others become militant or violent. The shared thread is the belief that society has drifted away from true Islamic values and needs to be reorganized around them.

In Middle East history, that makes Islamic fundamentalism a lens for understanding why some people rejected secular nationalism and Western-backed modernization. It is not just a religious label. It is a way to explain why religion became a powerful language for protest, legitimacy, and state-building in the modern Middle East.

## Why It Matters

Islamic fundamentalism matters because it helps explain one of the biggest shifts in modern Middle East history, the move from secular, nationalist projects toward religious political movements. When you study the Iranian Revolution, this term gives you a way to see why opposition to the Shah was not only about economics or dictatorship. It was also about identity, morality, and anger at Western influence.

It also helps you connect different parts of the course. The same pressures that shaped this movement, such as imperialism, modernization, and U.S. involvement, also appear in topics like the 1953 coup, oil politics, and anti-colonial politics. That means the term is useful for tracing cause and effect across decades instead of treating each event like a separate story.

The concept also sharpens comparison. If a prompt asks why some Middle Eastern movements turned to religion while others turned to nationalism or socialism, Islamic fundamentalism gives you a clear category to use. You can explain what the movement promised, what it rejected, and why it appealed to people who felt left out by the existing political order.

## Connections

### [Sharia](/history-middle-east-since-1800/key-terms/sharia)

Sharia is the legal and ethical framework that many fundamentalist movements want to place at the center of public life. When you see Islamic fundamentalism in this course, look for claims that law should come from Islamic sources rather than from secular constitutions or Western-style legal systems. That connection is especially useful when discussing proposed changes to government and society after revolution.

### Ayatollah

An ayatollah is a high-ranking Shi'a religious authority, and figures like Ayatollah Khomeini gave Islamic fundamentalism strong leadership in Iran. The term matters because it shows how religious authority could become political authority. In essay questions, you can use it to explain why clerics were able to mobilize support against the Shah.

### [Mohammad Reza Shah](/history-middle-east-since-1800/key-terms/mohammad-reza-shah)

Mohammad Reza Shah is the ruler whose modernization, repression, and ties to the West helped fuel opposition. Islamic fundamentalism developed partly as a reaction to his rule, so this term gives you the political backdrop for the movement. It is useful when explaining why religious opposition became stronger than support for the monarchy.

### [Operation Ajax](/history-middle-east-since-1800/key-terms/operation-ajax)

Operation Ajax is tied to the 1953 coup against Mohammad Mosaddegh, and it fed long-term resentment toward outside interference. That resentment is one of the conditions that made Islamic fundamentalism more persuasive later on. When you connect the two, you can show how foreign intervention did not just change one government, it helped shape the language of resistance for decades.

## On the AP Exam

A quiz or short essay might ask you to explain why Islamic fundamentalism became attractive in Iran or how it differed from secular opposition to the Shah. Your job is to connect the term to a specific historical cause, usually modernization, repression, foreign influence, or social inequality. If you see a passage about anti-Western protest, religious leadership, or calls for Sharia, this term may be the right label.

For timeline questions, place it in the late 20th century, especially around the Iranian Revolution. For document or discussion prompts, look for language about restoring moral order, rejecting Western values, or building a state based on Islamic law. The strongest answers do more than define the term. They show how it changed politics, mobilized people, and reshaped state power.

## Islamic Fundamentalism vs Islamic modernism

Islamic fundamentalism and Islamic modernism are easy to mix up because both respond to Western influence and social change. Fundamentalism stresses a return to strict original principles, while modernism tries to reconcile Islam with selected modern ideas, institutions, or reforms. If a prompt emphasizes restoring older religious authority, think fundamentalism. If it emphasizes adaptation and reinterpretation, think modernism.

## Key Takeaways

- Islamic fundamentalism is a political and religious movement that calls for a strict return to Islamic principles and Sharia.
- In Middle East history, it grows stronger when people see secular governments, Western influence, or foreign intervention as sources of crisis.
- The Iranian Revolution is the clearest example of Islamic fundamentalism shaping state power in the modern Middle East.
- The term is broader than violence alone, because some fundamentalist movements focus on reform, mobilization, or government change.
- When you use the term in class, connect it to specific causes like the Shah's rule, Operation Ajax, or anti-imperialist anger.

## FAQs

### What is Islamic fundamentalism in History of the Middle East since 1800?

It is a movement that seeks a return to what believers see as Islam's original principles, often through stricter observance of Sharia and rejection of Western influence. In this course, it is most often discussed as a political force in the 20th century, especially in the Iranian Revolution.

### How is Islamic fundamentalism different from Islamic extremism?

Islamic fundamentalism is broader, and it can include nonviolent religious reform, political activism, or support for an Islamic state. Extremism usually refers to more radical or violent tactics. The two are not identical, so do not treat every fundamentalist movement as automatically militant.

### Why did Islamic fundamentalism grow in Iran?

It grew because many people felt the Shah's modernization was too Western, too fast, and too tied to repression and foreign influence. Religious leaders gave people an alternative way to protest corruption and loss of identity, which helped Islamic fundamentalism become a powerful revolutionary force.

### What does Islamic fundamentalism have to do with the Iranian Revolution?

The revolution is the clearest example of Islamic fundamentalism becoming political power. Ayatollah Khomeini and other religious opponents of the Shah turned anti-Western anger and demands for moral renewal into a movement that helped create the Islamic Republic.

## Related Study Guides

- [7.1 The roots of the Iranian Revolution](/history-middle-east-since-1800/unit-7/roots-iranian-revolution/study-guide/cbA01w3DGOj6P9iQ)

## About This Document

Canonical Fiveable pages are available as Markdown at the same path plus `.md`.

- [llms.txt](https://fiveable.me/llms.txt): index of Fiveable's sections and URL patterns
- [llms-full.txt](https://fiveable.me/llms-full.txt): complete subject and unit listing
- [MCP server](https://fiveable.me/mcp): call Fiveable as tools instead of fetching pages (`https://fiveable.me/api/mcp`)
- [MCP server for AP teachers](https://fiveable.me/mcp/teachers): a teacher's classes, assignments and AP-rubric grading (`https://fiveable.me/api/mcp/teacher`)

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