Achiri ne3rd Infantry Regiment pakatanga Hondo yeSpain neAmerica, Kennedy akaona chiito muCuba uye akatora chikamu muHondo yeEl Caney
. Pashure pokukundwa kweSpain muna 1898, Kennedy akadzokera kuUnited States kunotora rutivi mumishandirapamwe yokurwisa maIndia eLeech Lake mumatsutso egore iroro, panguva ino ne8th Infantry.