 He was not, however, as some have claimed, the first white person to have been lawfully executed for the murder of a slave.During World War II Nazi Germany operated several categories of "Arbeitslager" (Labor Camps) for different categories of inmates.The largest number of them held Polish and Jewish civilians forcibly abducted in the occupied countries (see Łapanka) to provide labor in the German war industry, repair bombed railroads and bridges or work on farms.