Answer:
During the invasion of Poland in 1939 the Nazis chose to put Jews under their control in camps.
Step-by-step explanation:
Hitler envisioned a new Europe to pursue his Lebensraum plans to create a "living space" for the German people. Before 1939, Jews in Germany faced discrimination and harassment. It was not until the outbreak of war however, that the Final Solution for the eradication of Jews was enacted.