N'afọ 1939, ọ malitere ịrụ ọrụ na "New York Daily News", mana oge ya ebe ahụ kwụsịrị na 1942 site na Agha Worldwa nke Abụọ, nke ọ jere ozi na United States Army na 460th Parachute Field Artillery Battalion (460th PFAB). Brown so ná ndị mbụ ji parachute rịgoro n'Ebe Ndịda France
, n'ọnwa Ọgọstụ n'afọ 1944, e nyere ya ọkwa onye isi ndị agha nke abụọ ma nye ya ihe nrite Purple Heart na Croix de Guerre with Palm.