ðə bɹɪɡˈeɪd ænd dᵻvˈɪʒən, ɐlˈɔŋ wɪððə ɹˈɛst ʌvðə tˌɛɹɪtˈoːɹɪəl ˈɑːɹmi, wɜː mˈoʊbəlˌaɪzd ɪn lˈeɪt ˈɔːɡəst nˈaɪntiːnhˈʌndɹɪd θˈɜːɾi nˈaɪn, dˈuː tə ðə dɪtˈiəɹɪɹˌeɪɾɪŋ sˌɪtʃuːˈeɪʃən ɪn jˈʊɹɹəp ænd, ˌɔn wˈʌn sɛptˈɛmbɚ nˈaɪntiːnhˈʌndɹɪd θˈɜːɾi nˈaɪn, ðə dʒˈɜːmən ˈɑːɹmi mˈɑːɹtʃt ˌɪntʊ pˈoʊlənd.
The brigade and division, along with the rest of the Territorial Army, were mobilised in late August 1939, due to the deteriorating situation in Europe and, on 1 September 1939, the German Army marched into Poland.