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Europe · The migration period

Kingdom of Alamannia

3rd century – 8th century

The Alamanni ("all men") were a confederation of Germanic peoples formed in the 3rd century on the upper Rhine and Danube, who repeatedly raided Roman Gaul and Italy and settled in the region that still bears their name (Alsace, Baden-Württemberg, German-speaking Switzerland — French Allemagne, "Germany," derives from them). They were not a centralised kingdom but a group of cantons under multiple kings and war-leaders.

Existed
3rd century – 8th century
Shown on the map
AD 462–499, 724–731 (2 periods)
Peak area
112k km²
Region
Europe

Overview

The Alamanni ("all men") were a confederation of Germanic peoples formed in the 3rd century on the upper Rhine and Danube, who repeatedly raided Roman Gaul and Italy and settled in the region that still bears their name (Alsace, Baden-Württemberg, German-speaking Switzerland — French Allemagne, "Germany," derives from them). They were not a centralised kingdom but a group of cantons under multiple kings and war-leaders. Rome fought them repeatedly, notably Julian's victory at the Battle of Strasbourg (Argentoratum) in 357.

Decline and legacy

Alamannic expansion collided with the rising Franks. The decisive event was the Battle of Tolbiac (Zülpich), traditionally dated c. 496 (some scholars prefer 506), at which Clovis I defeated the Alamanni — the victory that, by tradition, prompted Clovis's conversion to Catholic Christianity, since he had vowed to convert if granted victory. Alamannia thereby fell under Frankish overlordship, retaining a subordinate ruler until it was reduced to a duchy of the Frankish realm. The Alamanni gave their name to the Lex Alamannorum, their law code compiled under Frankish rule (7th–8th centuries). Alamannic autonomy was finally crushed in 746 at the "blood court" (Blutgericht) of Cannstatt, when the Carolingian Carloman had the Alamannic nobility executed, ending the duchy's independence.

Common questions

What was the Kingdom of Alamannia?
The Alamanni ("all men") were a confederation of Germanic peoples formed in the 3rd century on the upper Rhine and Danube, who repeatedly raided Roman Gaul and Italy and settled in the region that still bears their name (Alsace, Baden-Württemberg, German-speaking Switzerland — French Allemagne, "Germany," derives from them). They were not a centralised kingdom but a group of cantons under multiple kings and war-leaders.
When did the Kingdom of Alamannia exist?
The Kingdom of Alamannia existed 3rd century – 8th century. On this map it is drawn AD 462–499, 724–731.
How large was the Kingdom of Alamannia?
At its greatest extent drawn on this map, the Kingdom of Alamannia covered about 112,000 km². That is the largest area the border data gives it across the years it is drawn, not necessarily its greatest extent in history.
How did the Kingdom of Alamannia end?
Alamannic expansion collided with the rising Franks. The decisive event was the Battle of Tolbiac (Zülpich), traditionally dated c. 496 (some scholars prefer 506), at which Clovis I defeated the Alamanni — the victory that, by tradition, prompted Clovis's conversion to Catholic Christianity, since he had vowed to convert if granted victory.

Sources

This compendium cites its sources once for the whole document rather than per territory. Its bibliography names the English Wikipedia articles for each territory and its key figures as the primary basis, with Encyclopædia Britannica, the World History Encyclopedia, and academic and primary sources — Jordanes, Procopius, Gregory of Tours, Bede, Ammianus and the Anglo-Saxon Chronicle, read through the secondary literature. The article this entry is anchored on:

This entry was last updated .

This entry was researched and drafted with AI from the sources above, and has not been reviewed by a historian. How entries are made

Text available under CC BY-SA 4.0: reuse it with a credit to The World Through Time and a link to this page. Passages drawing on the Wikipedia articles listed above are also licensed CC BY-SA 4.0 by their contributors.

Border geometry for the map itself comes from Cliopatria v0.12 (Seshat Global History Databank, CC-BY-4.0).

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