Janar Order 94 na 6 ga Disamba 1922 ya tsara rundunar jiragen ruwa ta Amurka, tare da rundunar sojan ruwa a matsayin Pacific. Har zuwa Mayu 1940, rundunar sojan ruwa ta kasance a gabar yammacin Amurka (da farko a San Diego). A lokacin rani na wannan shekarar, a matsayin wani ɓangare na martanin Amurka ga fadadawar Japan, an umurce shi da ya dauki matsayi na "gaba" a Pearl Harbor, Hawaii.
Hauwa'u