Pedzisa mutsara unotevera: Pashure pokurovedzwa kwake, Matthews akatanga kutumirwa kuFort Huachuca muArizona. Panguva iyoyo, uto rakanga richiri kushandisa zvizvarwa zvokuAmerica sevatungamiriri kumadokero kweUnited States. Mukati mokugara kwake muhurumende, aionekwa somunhu akanaka kwazvo. Tevere, akabatana naGeneral John J. Pershing
mushandirapamwe wokuenda kuMexico muna 1916 kunovhima Pancho Villa. Kunyange zvazvo Matthews akabvuma kuti akanga asina kumboonana naVilla, aizoti "ndaizviziva kuti akanga ari kupi". Munguva yeHondo Yenyika I, hondo dzomuEurope dzakanga dzisina kukodzera kuti vanhu vakwire mabhiza; 10th Regiment yakaita basa pamuganhu neMexico, kusanganisira kurwisana nevaMexico nevapi vemauto avo vokuGermany pedyo neNogales, Arizona.