Britannica.com: The Night of the Long Knives Purge of Nazi Leaders by Adolf Hitler on June 30, 1934 - Fearing the paramilitary SA had become too powerful Hitler ordered his elite SS guards to murder the organization’s leaders including Ernst Röhm & hundreds of other perceived opponents
(www.britannica.com)https://www.britannica.com/event/Night-of-the-Long-KnivesThis is a comprehensive political tract that outlines the history of Hitler's rise ..
By the end of May 1934 Hitler had been Chancellor for 16 months and dictator for 14 under the
Enabling Act of March 24, 1933, two obstacles to his absolute power remained, first was his old comrade Ernst Röhm COS of the "Assault Division" Sturmabteilung or SA known as Brownshirts. Secondly German President Paul von Hindenburg was still alive and in office, if he had wished he could have stopped Hitler in his tracks by handing power over to the Reichswehr.
There was considerable opposition to Hitler both from the more radical section of the Nazi movement, and from those who had been left out in the scramble for positions, who wanted no end to the revolution until they had been provided for. This opposition had found focus in the SA so Hitler decided to sacrifice Röhm, he and his chief lieutenants were seized on the weekend of June 30, 1934 and executed without trial.
Link.
Former Nazi leader Gregor Strasser a fellow
Jew was among those murdered, a month later on August 2, 1934 Hindenburg died. With the agreement of the army leaders the office of President and Supreme Commander was merged with that of Chancellor, and Hitler assumed the title of Führer und Reichskanzler. On August 19 a plebiscite confirmed his new office with 88 percent of 43,529,710 votes cast.
Ed - Sounds fishy, more like the way Jolly Joe Biden achieved office.The crisis of June 1934 was the turning point of the regime, Hitler had triumphantly reasserted his authority striking at the radicals and repudiating the "second revolution," but in doing so had used methods which only underlined the radical and revolutionary character of the regime he had established. Hitler celebrated his victory at the 1934 Nürnberg Rally, a spectacle immortalized in Leni Riefenstahl’s Triumph des Willens, or Triumph of the Will pdf. 
