Tuhia he tohutoro mō tēnei wāhanga - Kua roa a Tiamana e whai ana ki te whakaoho i tētahi pakanga i waenganui i Mexico me te Hononga o Amerika, e herea ai ngā ope o Amerika, e whakaiti ai i te kaweake o ngā patu o Amerika ki ngā Allies. I awhina nga Tiamana ki te patu i Mexico, i whakaaturia e te 1914 Ypiranga Incident. I whakamatau te rangatira o te Rōpū Rangahau o te Moana Tiamana, a Franz von Rintelen ki te whakaoho i te pakanga i waenganui i Mexico me te United States i te tau 1915, i hoatu ki a Victoriano Huerta $ 12 miriona mo taua kaupapa. Ko te kaiwhakangungu Tiamana a Lothar Witzke, he kawenga mo te pahūtanga o nga patu i te Maehe 1917 i te Mare Island Naval Shipyard i te rohe o San Francisco Bay, a, he kawenga pea mo te pahūtanga o te Hōngongoi 1916 Black Tom i New Jersey, i noho ki Mexico City. Ko te kore o nga hoia o te United States ki te hopu i a Pancho Villa i te tau 1916
Na te nekehanga a te Perehitini Carranza ki te tautoko i a Tiamana i whakatenatena ai nga Tiamana ki te tuku i te reta a Zimmermann.