---
title: "Political Extremism | European History 1890 to 1945"
description: "Political extremism is the push for radical politics that rejects compromise, seen in Weimar Germany through Nazis, Communists, and street violence."
canonical: "https://fiveable.me/europe-1890-1945/key-terms/political-extremism"
type: "key-term"
subject: "European History – 1890 to 1945"
unit: "Unit 7"
---

# Political Extremism | European History 1890 to 1945

## Definition

Political extremism in European History 1890 to 1945 means radical movements that reject democratic compromise and try to remake politics by force, propaganda, or intimidation. In Weimar Germany, both far-left and far-right extremism destabilized the republic.

## What It Is

Political extremism in European History 1890 to 1945 is the move toward radical, anti-compromise politics that treats the existing system as something to destroy or replace. In the Weimar Republic, that meant parties and movements on both ends of the spectrum attacking parliamentary democracy and promising a total break with the past.

The term matters most in interwar Germany because the republic was squeezed from two sides. Far-left Communists argued that capitalism and the parliamentary state should be overthrown in favor of a revolutionary worker-led system. Far-right nationalists, especially the Nazis, rejected democracy too, but they framed their cause as national rebirth, order, and revenge against enemies blamed for Germany's humiliation.

Political extremism did not stay on the page. It showed up in street fighting, party militias, coups, and propaganda campaigns. Groups like the SA and the Red Front turned politics into public violence, which made ordinary Germans feel that the state could not keep order. When people are frightened, exhausted, or angry, extremist groups can look less like fringe movements and more like the only forces willing to act decisively.

Economic crisis made this worse. After World War I, Germany faced instability, and later the Great Depression deepened unemployment and desperation. Extremists used those conditions to offer simple answers, scapegoats, and a promise of national or social rescue. That is why political extremism in this course is not just a label for harsh opinions. It is a warning sign that democratic institutions are losing authority.

The Weimar case also shows that extremism can weaken a state even when the extremists do not immediately win elections or power outright. Constant pressure from the far left and far right made coalition government fragile and helped create the atmosphere that let Hitler rise to power in 1933. Once inside the government, the Nazis used that instability to move quickly against democracy itself.

## Why It Matters

Political extremism is one of the cleanest ways to explain why the Weimar Republic collapsed instead of stabilizing after World War I. It ties together economic crisis, political violence, propaganda, and the failure of democratic institutions in one cause-and-effect chain.

If you are tracing Hitler's rise, this term helps you see that he did not appear in a vacuum. The Nazis benefited from a political climate where voters were losing faith in moderate parties and where violence had already normalized the idea that opponents were enemies, not rivals. That shift made authoritarian solutions easier to sell.

It also helps you compare left-wing and right-wing responses to crisis. In this course, that comparison matters because both Communists and Nazis rejected the existing order, but they wanted very different futures. One side aimed at class revolution, while the other aimed at racial nationalism and dictatorship.

When you use the term well, you can explain more than just “things got unstable.” You can show how extremism changes public life, undermines coalitions, and creates openings for totalitarian rule.

## Connections

### Communism

Communism represents the far-left side of the extremism problem in Weimar Germany. Communists argued that the capitalist state should be replaced through revolution, which put them in direct conflict with the republic and with nationalist groups. In this course, they are useful for showing that Weimar instability came from both sides of the political spectrum, not just one.

### National Socialism

National Socialism was the Nazi form of far-right extremism. It combined authoritarian leadership, racism, anti-Semitism, and anti-communism with a promise to rebuild German strength. When you connect it to political extremism, you can see how radical ideas became a mass movement and then a dictatorship rather than staying a fringe protest.

### [Kapp Putsch](/europe-1890-1945/key-terms/kapp-putsch)

The Kapp Putsch is a concrete example of extremist pressure on the Weimar Republic. It was a right-wing attempt to overthrow the government, showing how fragile democratic authority could be in the years after World War I. Using it alongside political extremism helps you move from the general idea to a specific political crisis.

### [stab-in-the-back myth](/europe-1890-1945/key-terms/stab-in-the-back-myth)

The stab-in-the-back myth fed political extremism by blaming Germany's defeat on traitors rather than military failure. That story gave the far right a powerful way to attack democracy, Jews, and leftists as enemies of the nation. It is a good example of how extremist movements build support through scapegoating and resentment.

## On the AP Exam

A timeline question or short essay might ask you to explain why Weimar Germany became unstable, and political extremism is one of the main reasons to name. You can use it to connect specific evidence like street violence, the Kapp Putsch, propaganda, and Hitler's appointment as Chancellor. In a source analysis, look for language about enemies, revolution, national rebirth, or rejection of democracy, since those are classic signs of extremism. If a prompt asks how the republic failed, this term helps you show that the crisis was not only economic but also political and ideological.

## Political Extremism vs radical reform

Political extremism is often confused with radical reform, but they are not the same. Radical reform usually means major change within a system, while extremism rejects democratic compromise and often uses intimidation or violence to destroy the system itself. In Weimar Germany, that difference matters because extremists wanted to replace the republic, not fix it.

## Key Takeaways

- Political extremism is radical politics that rejects democratic compromise and often relies on intimidation, violence, or propaganda.
- In Weimar Germany, extremism came from both the far left and the far right, which made the republic look weak from every side.
- Economic crisis after World War I and during the Great Depression made extremist promises more attractive to desperate voters.
- The Nazis used extremism to build support, blame scapegoats, and break down trust in democracy before taking power in 1933.
- This term helps you explain how instability turns into dictatorship, not just how angry politics look on the surface.

## FAQs

### What is political extremism in European History 1890 to 1945?

It is the rise of radical movements that reject democratic compromise and try to replace the political system with something much more absolute. In Weimar Germany, that included both Communist revolutionaries and Nazi nationalists. The term usually points to the way these movements destabilized democracy through propaganda, violence, and mass appeal.

### How is political extremism different from regular political disagreement?

Regular political disagreement still accepts the rules of the system, even when people argue hard about policy. Political extremism goes further by treating opponents as enemies and often dismissing democracy itself. In this period, extremists did not just want different policies, they wanted a different kind of state.

### Why did political extremism grow in Weimar Germany?

It grew because Germany was under intense pressure after World War I, then hit by inflation, unemployment, and later the Great Depression. Those crises made people more willing to back movements that promised fast, dramatic change. Extremists also used propaganda and blame to channel fear into support.

### What is an example of political extremism in this course?

The Nazi Party is the clearest example of far-right extremism, especially when it used the SA, propaganda, and anti-Semitic scapegoating to gain power. On the far left, Communist agitation and street violence also show the same pattern of rejecting the existing democratic order. Both sides made the republic less stable.

## Related Study Guides

- [7.2 The Weimar Republic and Hitler's Rise to Power](/europe-1890-1945/unit-7/weimar-republic-hitlers-rise-power/study-guide/RqIvMM00UsALfXOC)

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