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Night of the Long Knives

The Night of the Long Knives was Hitler’s purge of SA leaders and other rivals in Nazi Germany from June 30 to July 2, 1934. In European history, it shows how Hitler turned violence into political control.

Last updated July 2026•Fiveable Content Team

What is the Night of the Long Knives?

The Night of the Long Knives was a Nazi purge carried out from June 30 to July 2, 1934, when Hitler ordered the killing of Ernst Röhm, other SA leaders, and a number of political enemies. In this course, it is one of the clearest examples of how Hitler converted party violence into state power.

The main target was the SA, the Nazi Party’s street-fighting wing. By 1934, the SA had helped the Nazis rise, but its leader, Röhm, wanted the organization to become a larger force inside the new regime. That alarmed Hitler, because the SA’s ambitions made it look less like a loyal tool and more like a possible rival.

Hitler also had a bigger political problem. German army leaders disliked the SA and feared it could absorb or replace the regular military. By crushing Röhm and the SA leadership, Hitler reassured the army and signaled that the regime would protect established elites as long as they supported him. That helped him win loyalty from an institution he would need for rearmament and future war.

The purge was not just internal Nazi politics. Hitler used the event to eliminate other opponents and to show that law no longer stood above his decisions. The killings were later justified as a defense against an alleged coup, but the point was intimidation. Once people saw that Hitler could order executions without normal legal restraint, fear became part of how the regime worked.

The aftermath mattered just as much as the murders themselves. The SS gained status as Hitler’s preferred security force, while the SA was pushed aside. In practice, the purge helped turn the Nazi state into a more centralized dictatorship, with power flowing upward to Hitler and away from any independent rivals inside or outside the party.

Why the Night of the Long Knives matters in European History – 1890 to 1945

The Night of the Long Knives matters because it shows the shift from Nazi movement politics to Nazi dictatorship. Before 1934, the Nazi Party still had competing centers of power, including the SA, the army, and other conservative elites who thought they could control Hitler. After the purge, Hitler proved that he would use targeted violence to settle those conflicts in his favor.

For European History 1890 to 1945, this term is a clean case study in authoritarian consolidation. It connects ideology, coercion, and institutional bargaining: Hitler did not just terrorize enemies, he also reassured potential allies by removing a threat they feared. That is why the event is often discussed alongside the rise of the SS and the weakening of legal limits under the Third Reich.

It also helps explain how Nazi rule became more totalitarian. The purge trained people to expect that dissent, rivalry, or even internal criticism could be punished outside normal courts. Once that message was established, later repression became easier to carry out and harder to resist.

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How the Night of the Long Knives connects across the course

SA (Sturmabteilung)

The SA was the Nazi Party’s original paramilitary force, and the Night of the Long Knives was aimed largely at its leadership. Knowing the SA helps you see why the purge was such a big deal, because Hitler was not just removing enemies, he was cutting down an organization that had helped build Nazi power but had grown too independent for his taste.

SS (Schutzstaffel)

The SS rose after the purge because it became Hitler’s more reliable security force. This connection shows the shift from mass party violence, which the SA represented, to a tighter, more disciplined instrument of terror and control. The SS’s growing power is one of the clearest long-term effects of the Night of the Long Knives.

Gestapo

The Gestapo and the Night of the Long Knives are linked through Nazi repression, but they worked differently. The purge was a spectacular act of violence meant to eliminate rivals and send a warning, while the Gestapo became a police tool for surveillance, arrests, and intimidation. Together they show how Nazi control moved from public brutality to organized state terror.

gleichschaltung

Gleichschaltung means the coordination of German institutions under Nazi control, and the purge fits that process perfectly. By removing opposition inside the Nazi world and winning over the army, Hitler made it easier to bring the rest of society into line. The Night of the Long Knives is one of the moments where coordination turned into outright domination.

Is the Night of the Long Knives on the European History – 1890 to 1945 exam?

A quiz question might ask you to identify the Night of the Long Knives from a short passage about Hitler removing Ernst Röhm or winning army support. In an essay, you would use it as evidence that Nazi power was not built only through elections or propaganda, but also through targeted violence and elite bargaining. If you get a timeline or cause-and-effect prompt, place it in 1934 after Hitler became chancellor and explain that it helped strengthen the SS, weaken the SA, and reassure the German army. On document or source questions, watch for language about a supposed coup, “national unity,” or the end of internal opposition, since those are the regime’s justifications, not neutral facts.

Key things to remember about the Night of the Long Knives

  • The Night of the Long Knives was Hitler’s purge of SA leaders and other rivals in June and July 1934.

  • Its main target was Ernst Röhm, whose SA threatened Hitler’s control and alarmed the German army.

  • The purge helped Hitler consolidate power by weakening a rival Nazi force and strengthening the SS.

  • The event shows how Nazi rule mixed propaganda, fear, and violence to remove opposition.

  • In European History 1890 to 1945, this is a major example of dictatorship becoming more secure through internal repression.

Frequently asked questions about the Night of the Long Knives

What is the Night of the Long Knives in European History?

It was Hitler’s purge of SA leaders and other political enemies from June 30 to July 2, 1934. In European history, it marks a major step in the consolidation of Nazi dictatorship. The event showed that Hitler would use violence inside his own movement to secure absolute control.

Why did Hitler target Ernst Röhm?

Röhm led the SA and wanted the organization to have more power inside the Nazi regime. That threatened Hitler, who needed the support of the German army and did not want the SA to become an alternative center of authority. Removing Röhm also helped Hitler present himself as the defender of order.

How did the Night of the Long Knives affect the SS and the SA?

The SS gained power because Hitler trusted it more as a security force. The SA was weakened and pushed out of the center of Nazi politics. This shift matters because it shows the regime moving from a broad street movement to a tighter structure of state terror and loyalty.

Was the Night of the Long Knives legal?

No, not in the normal sense of law under a constitutional state. Hitler framed the killings as a defense against an alleged coup, but the purge bypassed due process and used state power to eliminate enemies. That is one reason historians treat it as a turning point in the destruction of legal limits in Nazi Germany.