Lengkepan kalimah di handap ieu: Arkwright ditugaskeun ka 12th Royal Lancers dina 1924. Anjeunna ngawula di Perang Dunya Kadua salaku Wakil Asisten Adjutant Jenderal pikeun Divisi Armored 1 di Perancis, salaku Patugas Staf Umum sareng Divisi Armored 8 sareng salaku Brigadier anu tanggung jawab pikeun Kandaraan Pertempuran Armored di Angkatan Darat Ka dalapan Inggris sateuacan dijantenkeun Komandan Brigade Armored 23rd di 1943. Salaku Komandan ti 23rd Armored Brigade anjeunna nyandak bagian dina
Pendaratan di Sisilia, Pendaratan di Italia, duanana bagian tina Kampanye Italia, sarta saterusna Perang Sipil di Yunani. Sanggeus perang manéhna jadi General Officer Commanding 2nd Infantry Division dina 1946, Diréktur Royal Armoured Corps dina 1947 jeung General Officer Commanding 56th (London) Armoured Division dina 1948. Kaputusan terakhirna nyaéta salaku General Officer Commanding 7th Armoured Division ti taun 1949 dugi ka pangsiun taun 1951.