All the Frequent Troubles of Our Days: The True Story of the American Woman at the Heart of the German Resistance to Hitler

by Rebecca Donner

In 1943, the number of prisoners in concentration camps skyrockets. Two years ago, there were fifty-three thousand. Last year, there were eighty thousand. By the winter of 1943, there are three hundred and fifteen thousand prisoners. Auschwitz has the largest number of prisoners, over eighty-five thousand.