Tuhia he haere tonu mō tēnei wāhanga - I tū a Kapene Myers ki Fort Moultrie mai i te tau 1842 ki te tau 1845. I te Pakanga o Mexico-American, i mahi a Myers i raro i a Zachary Taylor i te Pakanga o Palo Alto me te Pakanga o Resaca de la Palma; ko tana "mahi maia me te mahi tika" i whiwhi ai ia i te whakatairanga ki te rangatira rangatira. I muri i tana whakawhitinga ki te whakahau a Winfield Scott, i whawhai a Myers i te Pakanga o Churubusco
(i whiwhi i te whakatairanga i te rangatira ki te rangatira, ki te rangatira ranei mo te "mahi maia"), a ko ia te rangatira o te ope o Mexico mai i te Paenga-whāwhā-Hune 1848.