Question: What is the birthdate of this Anglo-Irish soldier and statesman who was one of the leading military and political figures of the 19th-century Britain, and for which Jean Victor de Constant Rebecque countermanded the order of him to evacuate Dutch troops? 
Sentence (from "Robert Marie Jean Victor de Chevigny"): Robert Marie Jean Victor de Boissonneaux de Chevigny (2 August 1920 – 11 June 2011) was a French bishop of the Roman Catholic Church.
Relevant evidence: No