Iā Iuni 1943, na tuuina atu ai e Roberts le 26th Armoured Brigade i le Brigadier Richard Hull ma toe faafoʻi atu i Peretania, lea na ia taʻitaʻia ai mo le ono masina le 30th Armoured Brigade, o se vaega o le 79th Armoured Division a Major General Percy Hobart. I le taimi nei ua aloaʻia o ia o se tagata poto faapitoa i taua faʻaauupegaina, na faʻalauiloaina Roberts, na o le 37 ona tausaga, i le avea ma sui faʻagaioia o le Major General i le aso 6 Tesema 1943 ma avea ai ma General Officer Commanding (GOC) o le 11th Armored Division (o le "Black Bull"), na ia aveina mai le Major General Brocas Burrows. Na ia taʻitaʻia le vaega i Europa i Matu i Sisifo
mai le 1944 i le 1945.