 Nyorera kupfuurira kweiyi ndima - Pakupera kwa1941, Portmar yakabhadharwa neUnited States Department of War kutakura zvinhu kuPhilippines asi nemhaka yokupinda kweJapan muPhilippines yakachengetwa muAustralia. Yakashandiswa muna February 1942 kutakura zvombo kubva kuDarwin nokuda kwevanodzivirira Timor vasati vapinda muJapan. Ngarava dzokuwedzera dzakarondwa nendege dzeJapan ndokurwiswa, dzichimanikidzira kukanzura kwayo. Portmar yakadzokera kuDarwin musi wa 18 February, uye yakanga ichiri pachiteshi chengarava zuva rakatevera apo ndege dzeJapan dzinotakura ndege dzakarwisa guta rachomukurwiswa kwokutanga kweAustralia. Ngarava yacho yakakuvadzwa zvikuru, uye yakamhara kuti isanyura. 