Dhameystir weedha soo socota: Wax yar ka dib markii uu qarxay dagaalkii labaad ee aduunka bishii September 1939, gaashaanle sare Sir Thomas Blamey ayaa Vasey u magacaabay shaqaalaha qeybta 6-aad. Bishii Maarso 1941, Vasey wuxuu qabtay amarkii Guutada 19aad ee Ciidamada Lugta, oo uu hoggaaminayay Dagaalkii Giriigga iyo Dagaalkii Crete. Markii uu dib ugu soo laabtay Australia 1942, Vasey waxaa loo dalacsiiyay sarkaal sare oo wuxuu noqday Kuxigeenka Madaxa Shaqaalaha Guud. Bishii Sebtember 1942, wuxuu qabtay hogaanka qeybta 7-aad, isagoo la dagaalamayay ciidamada Japan ee
Ololaha Kokoda Track iyo Dagaalkii Buna-Gona. Sanadkii 1943, wuxuu bilaabay ololihiisii labaad ee New Guinea, isagoo hogaaminaya Qaybta 7aad ee ka soo degaya Nadzab iyo ololihii dambe ee Finisterre Range.