ɪn nˈaɪntiːnhˈʌndɹɪd sˈɛvəntˌiːn, ɔnðɪ ˈiːv ʌv ɐmˈɛɹɪkəz ˈɛntɹi ˌɪntʊ ðə fˈɜːst wˈɜːld wˈɔːɹ, wˈʊd ɹᵻtˈɜːnd tə ðɪ ˈɑːɹmi æz ɐn ˈɪnfəntɹi luːtˈɛnənt kˈɜːnəl.
In 1917, on the eve of America's entry into the First World War, Wood returned to the Army as an Infantry Lieutenant Colonel.