Kammala wannan jumla: Corporal Puller ya karbi umarni don yin aiki a cikin "Gendarmerie d'Haiti" a matsayin Lieutenant,
ganin aiki a Haiti. Yayin da Amurka ke aiki a karkashin wata yarjejeniya da Haiti, ya shiga cikin fiye da arba'in a cikin shekaru biyar da suka biyo baya a kan 'yan tawayen Caco kuma ya yi ƙoƙari ya sake samun kwamishinsa a matsayin jami'in sau biyu. A shekara ta 1922, ya yi aiki a matsayin mai ba da shawara ga Major Alexander Vandegrift, kwamandan kwamandan Marine Corps na gaba.