Kammala jumla mai zuwa: An shirya rundunar sojan doki ta 17 a karkashin tanadin Dokar Tsaro ta Kasa ta 1916 a Fort Bliss, Texas a ranar 30 ga Yuni 1916 kuma an kafa shi a ranar 1 ga Yuli 1916. Brigadier Janar John J. Pershing ya ɗauki ginshiƙansa zuwa Mexico kawai a ɗan gajeren lokaci kafin kuma buƙatar dakarun sojan doki ya zama dole. Jami'ai talatin da biyu da tsoffin sojoji ɗari bakwai da casa'in da ɗaya daga rukunin sojan doki na 1, na 3, na 6, na 8 da na 14 an canza su a matsayin kwayar sabuwar rundunar. Da yawa daga cikin wadannan an tuna daga
Mexican Punitive Expedition kuma tunda duk sun kasance gogaggun sojoji, ba a bata lokaci ba wajen gurfanar da kungiyar cikin tsari. Kwamandan kwamandan, Kanar Willard A. Holbrook, ya dauki umurnin a ranar 9 ga Yuli, 1916, a ranar da maza daga 8th suka shiga 17th Cavalry Regiment. Kanar Holbrook ya rike shugabancin har sai an daukaka shi zuwa babban janar.