Gregor Strasser who was killed on the Night of the Long Knifes was the figurehead for what faction?
Night of the Long Knives:  Leading members of the left-wing Strasserist faction of the Nazi Party (NSDAP), along with its figurehead, Gregor Strasser, were also killed, as were establishment conservatives and anti-Nazis, such as former Chancellor Kurt von Schleicher and Bavarian politician Gustav Ritter von Kahr, who had suppressed Adolf Hitler's Munich Beer Hall Putsch in 1923. Gregor Strasser: Gregor Strasser (also German: "Straßer" , see ß; 31 May 1892 – 30 June 1934) was an early prominent German Nazi official and politician who was murdered during the Night of the Long Knives in 1934.
left-wing Strasserist faction of the Nazi Party (NSDAP)