Auschwitz-Birkenau Virtual Tour - Auschwitz-Birkenau - Wirtualne zwiedzanie

World War II: Why is it so important 70 years later? World War II is a huge topic. There are many sources both online and in print form. Primary Source materials: The Avalon Project at Yale University is a digital library relating to law, history and diplomacy. Its Word War II collection focuses on the diplomatic documents of the war. Dachau concentration camp The Dachau concentration camp was established in 1933 and operated continuously until the end of the war in 1945. It was the first concentration camp of the Nazi regime and it is estimated that at least 188,000 prisoners were incarcerated there between 1933 and 1945. The Dachau concentration camp was established in 1933 and operated until the end of the war in 1945. It was one of the first concentration camps of the Nazi regime and it is estimated that at least 188,000 prisoners were held there between 1933 and 1945.