Mezue ahịrịokwu na-esonụ: O debanyere aha ya na Second Infantry Regiment na ọkwa nke Lieutenant nke abụọ na Ọktoba 5, 1846. A kpọfere ya na ndị agha nke atọ nke United States nke e guzobere ọhụrụ na Eprel 9, 1847. Ọ lụrụ ọgụ na agha Mexico na America ma bụrụ onye e kwuru maka ịkpa ike n'oge agha nke
Churubusco na Molino del Rey. N'ime ihe emere mgbe nke a gasịrị, Thorn na ọtụtụ ndị isi ndị ọzọ wepụtara onwe ha ịkwaga ma jee ozi dị ka ndị ọrụ nke otu egbe agha n'okpuru iwu nke Captain Simon H. Drum nke nwere mmetụta dị oke mkpa na agha ahụ. E buliri ya n'ọkwa onyeisi ụgbọ mmiri na Septemba 8, 1847 maka ihe ahụ o mere.