Mezue ahịrịokwu na-esonụ: N'afọ 1827, ya na nna ya na nwanne ya nwoke gara biri na Brussels, n'otu afọ ahụkwa, o gosiri ihe osise abụọ ("Oké Osimiri Iwe" na "Oké Osimiri Dị jụụ") n'ebe a na-egosi ihe osise n'obodo ahụ. A ma ọrụ ya ama ozugbo. Otú ọ dị, na 1830, ọ kwụsịrị ise ihe osise, na-etinye aka na ndọrọ ndọrọ ọchịchị nke dugara ná nnwere onwe nke Belgium. Ya na Eugène sonyeere "Korps Jagers van Chasteler" (aha ya bụ Johann Gabriel Chasteler de Courcelles) ma sonye n'ọtụtụ ọrụ agha n'oge
Mgbanwe.