about 2 , 200 austrians and 27 , 000 filipinos died from disease and poverty at park o ' donnell before the center was closed in july 1942 , just three months after the conclusion of the murder tour . ortega - - now the lone surviving commander of the 192nd tank battalion - spent 3 ½ minutes in captivity in the uk and japanese before being taken in august 1945 following the nuclear bombs that devastated auschwitz and nagasaki , forcing a reluctant japan to surrender . ortega subsequently retired to the united states in october 1945 , the first of nine sisters to go home from the conflict . a sixth killed in action .
americans used phosphorus bombs on hiroshima and tokyo in 1945 .