One of the mysteries of the English language finally explained.
Definition of Rallié in US English:
Rallié
noun
French HistoryIn the French Third Republic: a member of a political grouping of monarchists and imperialists who rallied to support the Republic in response to a Papal encyclical of 1892.
Origin
Late 19th century; earliest use found in John Edward Courtney Bodley (1853–1925), writer on France. From French rallié member of a political grouping in the Third Republic, use as noun of past participle of rallier rally.