Buuxi weedha soo socota: Nofeembar 19, 1915, Foulois wuxuu hogaamiyay duulimaadkii 1aad ee Aero Squadron ee waddanka oo dhan lix Curtiss JN3s oo ka yimid Post Field, Fort Sill, Oklahoma, ilaa Fort Sam Houston, San Antonio, Texas, oo loogu talagalay inay noqoto goobta ugu horreysa ee joogtada ah ee Qaybta Duulista, Xarunta Hawada San Antonio. Sanadkii 1916, Pancho Villa wuxuu galay New Mexico wuxuuna dilay 17 Mareykan ah. Jawaab ahaan, Gaashaanle sare John J. Pershing ayaa lagu amray
Villa ayaa waxaa lagu amray in ay qaataan sideed diyaaradood si ay ugu adeegaan isgaarsiinta. Bishii Maarso 15, 1916, Foulois iyo 1aad Aero Squadron waxay yimaadeen Columbus, New Mexico si ay u adeegaan. 16-kii Maarso, Foulois wuxuu u duulay indha-indheeye ahaan Dodd duulimaadkii ugu horreeyay ee duulimaad milatari oo Mareykan ah oo ka socda dhul shisheeye (ka dul duulaya Mexico si loo raadiyo Villa). Siddeed toddobaad gudahood, lix ka mid ah diyaaradaha ayaa burburay maadaama diyaaradda aysan la tacaali karin heerka sare, cimilada xun iyo jawiga qalalan.