Na June 1918, James W. McAndrew nọchiri Harbord dị ka onye isi ndị ọrụ AEF, ma nye ya iwu nke 4th Marine Brigade, nke na-eje ozi dịka akụkụ nke 2nd Infantry Division, na mgbe ahụ na July 15, na-enye obere oge iwu nke nkewa n'onwe ya. O mere ihe ozugbo, na-eduzi ndị agha mmiri nke United States n'agha ndị a ma ama a lụrụ na Château-Thierry na Belleau Wood
Ọ dị mma.