Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Le Havre, the City Rebuilt by Auguste Perret' has mentioned 'First World War' in the following places:
Occurrence Sentence Text Source
The salamander is the badge of Francis I; the lion is from the Belgian coat of arms; it replaced a fleur-de-lis in 1926 to remember the Belgian government in exile in Le Havre during the First World War).
Subsequently, the population drain of the First World War was offset by the annexation of the town of Graville (the city gained 27,215 people between 1911 and 1921).