# Wilhelm I is proclaimed German Emperor in the Hall of Mirrors at Versailles

Date: 1871

## The fact

On 18 January 1871, in the Hall of Mirrors at Versailles, Grand Duke Friedrich of Baden led the acclamation of Wilhelm I as German Emperor. Bismarck had negotiated the title (German Emperor, not Emperor of Germany) with the princes during the siege of Paris. This is the founding ceremony of the Empire, not the 16 April constitution and not a later painting’s copyright date. Later museums, competitions, UNESCO lists, and translations are not this Fact. The Reichstag, Wilhelm I, Moltke, Roon, and state administrations may share the file; they do not erase a documented decision, and they are not a licence to treat every regiment’s act as his handwriting.

## Context

Bavaria’s special rights and the Kaiserbrief attributed to Ludwig II were part of the bargain. Wilhelm disliked the imperial title. The war was not over; Paris had not yet surrendered. Cohesion here is institutional: one presidency over German states. Alsace-Lorraine’s cession is the next legal Fact. Later museums, competitions, UNESCO lists, and translations are not this Fact. The Reichstag, Wilhelm I, Moltke, Roon, and state administrations may share the file; they do not erase a documented decision, and they are not a licence to treat every regiment’s act as his handwriting.

## Evidence and sources

DHM LEMO independently describes the 18 January proclamation. Britannica independently dates it. Bundesarchiv and GHDI hold related princely correspondence. Anton von Werner’s later canvas is reception, not the act. Later museums, competitions, UNESCO lists, and translations are not this Fact. The Reichstag, Wilhelm I, Moltke, Roon, and state administrations may share the file; they do not erase a documented decision, and they are not a licence to treat every regiment’s act as his handwriting.

Official or archival record: LeMO Rückblick — 1871: Reichsgründung im Krieg (https://www.dhm.de/lemo/rueckblick/lemo-rueckblick-1871-reichsgruendung-im-krieg; Deutsches Historisches Museum (LeMO)).

## Significance

Improving cohesion path of a new federal empire. Complex. High confidence on the date and Bismarck’s brokerage. The war dead stay on the 1870 row. Later museums, competitions, UNESCO lists, and translations are not this Fact. The Reichstag, Wilhelm I, Moltke, Roon, and state administrations may share the file; they do not erase a documented decision, and they are not a licence to treat every regiment’s act as his handwriting.

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

## What is established and what is not

Established: Wilhelm I was proclaimed German Emperor on 18 January 1871 after Bismarck’s princely negotiations. Not established: that the ceremony itself annexed Alsace, or that a painting is the source. Later museums, competitions, UNESCO lists, and translations are not this Fact. The Reichstag, Wilhelm I, Moltke, Roon, and state administrations may share the file; they do not erase a documented decision, and they are not a licence to treat every regiment’s act as his handwriting.

Confidence is stated on the impact path, not hidden in adjectives. Do not treat the ceremony as the April constitution. Do not convert von Werner’s painting into the Fact date. Mixed effects of Wilhelm I is proclaimed German Emperor in the Hall of Mirrors at Versailles are separate paths.

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

The attached driver is [social-cohesion](/drivers/social-cohesion). The welfare reading used in this dossier is improving. That reading is an impact-path choice, not a property stored on the Fact itself.

Shared responsibility is part of Wilhelm I is proclaimed German Emperor in the Hall of Mirrors at Versailles. Naming Otto von Bismarck does not delete co-authors, institutions, or later transmitters. The lag from 1871-01-18 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.

## People

- Otto von Bismarck: https://factrail.ai/people/otto-von-bismarck

## Drivers

- Social Cohesion: https://factrail.ai/drivers/social-cohesion

## Sources

- https://www.dhm.de/lemo/rueckblick/lemo-rueckblick-1871-reichsgruendung-im-krieg
- https://www.dhm.de/lemo/jahreschronik/1871

## Methodology

https://factrail.ai/methodology

Canonical: https://factrail.ai/facts/de-bismarck-kaiserproklamation-1871