 Nyorera kupfuurira kweiyi ndima - Kubhururuka kwakabudirira paGuantanamo uye kugadzirira kweMarine kweHondo yeSpain neAmerica zvaipesana nekusundira zvishoma nezvishoma kweUnited States Army muhondo. Muna 1900, General Board yeUnited States Navy yakasarudza kupa Marine Corps mutoro mukuru wokubata nokudzivirira nzvimbo dzepamusoro dzezvikepe. MaMarine Corps akaumba battalion yekutsvaga kuti igare yakagara muCaribbean, iyo yakazoita kuti iite zvigadziro muna 1902 mukugadzirira hondo neGermany pamusoro pekukombwa kwavo muVenezuela. Pasi paMajor Lejeune, mukutanga kwa1903, yakaitawo kudzidzira kumhara pamwe neuto muMaine, uye munaNovember, yakavharira mauto euto reColombia akatumirwa kunoparadza kupandukira kwePanamanian, chiito chakatungamira kuzvimiririra kwePanama. MaMarine akaramba ari muPanama, achimbomira kwenguva pfupi sezvo aiendeswa kune mamwe mabasa, kusvikira muna 1914. Kubva muna 1903 kusvika muna 1904, maMarines 25 akadzivirira vamiriri veAmerica muAbyssinia, Ethiopia yemazuva ano. Boka duku ravarwi vomugungwa rakaita ratidziro yesimba muTangier kupedza kubiwa kwaIon Perdicaris muzhizha ra1904. The Marine Corps Advanced Base School yakavambwa sezvakanga zvakaita Advanced Base Force, muenzaniso weFleet Marine Force. 