Rubuta ci gaba don wannan sakin layi - A watan Yuni 1942, a lokacin Yaƙin Duniya na II, Long ya shiga Rundunar Sojan Ruwa ta Amurka. Ya shiga cikin mamayewar Allied na Arewacin Afirka
, Sicily, Italiya, da Kudancin Faransa kuma ya umurci jirgin ruwa mai jigilar kaya (LCT) a cikin saukowar farko a Cavalaire-sur-Mer. An ba shi lambar yabo ta yaƙin yaƙi ta taurari huɗu don hidimarsa. An sallame shi a matsayin mai kula da shi a watan Disamba na shekara ta 1945. A shekara ta 1947, an zabe shi mataimakin kwamandan kungiyar AMVETS ta Louisiana.