Mezue ahịrịokwu na-esonụ: Otu ndị otu aha ahụ bụ isi ụlọ ọrụ na Sycamore dị ka akụkụ nke 404th Chemical Brigade, haziri na 1 July 1989 ma rụọ ọrụ na Septemba nke afọ ahụ. Ọ gụnyere 244th Chemical Company (Smoke) na Rockford na 444th Chemical Company (Decontamination) na Freeport, na nke ikpeazụ ya bụ Detachment 1 na Galva. Mgbe ọ lọtara ọzụzụ oge okpomọkụ na Fort McCoy n'ọnwa Ọgọstụ n'afọ 1993, a kpọkọtara ndị isi ndị agha 62 nke battalion ahụ maka ọrụ enyemaka ide mmiri n'akụkụ Osimiri Mississippi na Quincy na nzaghachi maka
Oké Iju Mmiri nke 1993. A kpọgara ya na Machesney Park na 1 Ọktoba 1995; ụlọ ọrụ Sycamore were batrị C, nke abụọ, 122nd Field Artillery. E mebiri battalion ahụ n'ụzọ iwu site na iwu dị irè na 1 Septemba 1997 yana ndị agha.