On June 23 , 1846 he enlisted with Company A , an engineer battalion during the Mexican War reaching the rank of sergeant and given a brevet promotion to second lieutenant on June 28 , 1848 .
He was discharged on July 13 , 1848 .
On June 23 , 1846 he enlisted with Company A , an engineer battalion during the Mexican War reaching the rank of sergeant and given a brevet promotion to second lieutenant on June 28 , 1848 and he was discharged on July 13 , 1848 .