Yad Vashem, The World Holocaust Remembrance Center
Yad Vashem: The Holocaust Resource Center German Jewry Under Nazis
Yad Vashem has the largest collection of Holocaust resources than anywhere else in the world. Their main objective is preserving all the stories of this time period so it is not forgotten or repeated. They have broken down the Holocaust...
The History Place
The History Place: The Night of the Long Knives
This site from The History Place provides a lengthy discussion with quotes about the take over of the Sturmabteilung (SA) by the Shutzstaffel (SS) in 1934 and the leader of the SA, Rohm, is assassinated.
Other
Calvin College: Nazi and East German Propaganda
This collection of visual and printed propaganda material from 1933 to 1989 centers around the rise of the Nazi Party, World War II from the Nazi perspective, and East German Communism.