The 1919 execution of revolutionary icons Rosa Luxemburg and Karl Liebknecht not only cut short the lives of two of Germany's most brilliant political leaders, but also paved the way for the ultra-reactionary Nazi party that would take power in 1933. Carefully reconstructing the events on that fateful night, Klaus Gietinger digs deep into the archives to identify who exactly was responsible for the murder, and what forces in high-placed positions had a hand in facilitating it and protecting the culprits.