Whakaotihia te rerenga e whai ake nei: I whānau a Beasley i te tau 1876 ki Jhansi i Uttar Pradesh, India, i reira te minita o tona papa. I whakaakona ia i te Kura o Bedford, a ka uru ki te Royal Military Academy (Woolwich) i te mutunga o te kura. I whakauruhia a Beasley ki te Royal Artillery i te 1896. I mahi ia i Inia, Burma me Haina, a ka uru ki te
Te whakaoranga o Peking i muri i te Boxer Rebellion. I mahi ia i te Pakanga Tuatahi o te Ao i runga i nga kaimahi o te Anzac Corps. E toru nga wa i whakahuatia ai ia i roto i nga panui me te whakawhiwhia ki te Tohu Ratonga Tohu (DSO). Whai muri i te pakanga i mahi ia i Tiamana i runga i te Komihana Whakakorenga. He kaiwhakamāori ia i te reo Wīwī, Tiamana me te Hindustani.