# Chinggis returns to annihilate Xi Xia after Tangut defection

Date: 1226

## The fact

In 1226–27 Chinggis Khan returned to annihilate Xi Xia after Tangut defection. Encyclopaedias date the destruction as distinct from 1209 submission. Genghis Khan's documented role is: He invaded Xi Xia again to destroy the state. Cities were taken; the Tangut dynasty ended as later dated.

## Context

The first war had been tribute. This war ends a dynasty. Sharing it with the army is required. The setting of Chinggis returns to annihilate Xi Xia after Tangut defection is the public file around 1226-01-01. Shared offices, unnamed crews, printers, or later editors may appear without becoming this instrument. Driver [forced-displacement-scale](/drivers/forced-displacement-scale) is attached because the significance names a mechanism from this act, not because a standing list needed coverage.

Later competitions, monuments, translations, UNESCO listings, museums, and adaptations are not converted into extra lifetime acts.

## Evidence and sources

Official locator: Britannica — Xixia, Mongol destruction at https://www.britannica.com/place/Xi-Xia (Encyclopaedia Britannica). Independent locator: Britannica — Genghis Khan, last Tangut war at https://www.britannica.com/biography/Genghis-Khan (Encyclopaedia Britannica). Official carrier: Britannica — Xixia, Mongol destruction (https://www.britannica.com/place/Xi-Xia; Encyclopaedia Britannica). Independent carrier: Britannica — Genghis Khan, last Tangut war (https://www.britannica.com/biography/Genghis-Khan; Encyclopaedia Britannica).

Official or archival record: Britannica — Xixia, Mongol destruction (https://www.britannica.com/place/Xi-Xia; Encyclopaedia Britannica).

## Significance

Worsening path from Chinggis returns to annihilate Xi Xia after Tangut defection on 1226-01-01. Annihilation of Xi Xia is a displacement path distinct from 1209 submission. The welfare reading on this path is worsening.

Confidence is stated on the impact path, not hidden in adjectives. Do not merge with 1209. Death in 1227 is a neighbouring Fact. Mixed effects of Chinggis returns to annihilate Xi Xia after Tangut defection are separate paths.

## What is established and what is not

Established: a sourced public record of Chinggis returns to annihilate Xi Xia after Tangut defection under 1226-01-01 for Genghis Khan. Established: a sourced public record of Chinggis returns to annihilate Xi Xia after Tangut defection under 1226-01-01.

Shared responsibility is part of Chinggis returns to annihilate Xi Xia after Tangut defection. Naming Genghis Khan does not delete co-authors, institutions, or later transmitters. The lag from 1226-01-01 to any measured indicator is not treated as zero. Alternative explanations — weather, other armies, later statutes, or independent cultural change — remain live where the sources do not close them.

The attached driver is forced-displacement-scale. The welfare reading used in this dossier is worsening. That reading is an impact-path choice, not a property stored on the Fact itself.

If a number is not in the two records named above, it is not supplied here.

## People

- Genghis Khan: https://factrail.ai/people/genghis-khan

## Drivers

- Forced-Displacement Scale: https://factrail.ai/drivers/forced-displacement-scale

## Sources

- https://www.britannica.com/place/Xi-Xia
- https://www.britannica.com/biography/Genghis-Khan

## Methodology

https://factrail.ai/methodology

Canonical: https://factrail.ai/facts/gk-xi-xia-1226