Tuhia he haere tonu mo tenei whitianga - I mahi ano a Hayes i te ope taua i te Pakanga Paniora-American, Pakanga Philippines-American me te Pakanga Tuatahi o te Ao. He mema ia o te First Cleveland Troop, i muri mai ka mohiotia ko Troop A o te Kaitiaki Motu o Ohio. I te Pakanga Paniora-Amerika, i tohua ia hei rangatira nui i roto i te First Ohio Cavalry. I whawhai ia i Santiago de Cuba Campaign, i te wa i whara ai ia i te whitinga o te awa o San Juan me te whakaeke ki San Juan Hill
, ā, i muri mai i te whakaekenga o Puerto Rico.