WHAT WAS EXECUTED THE GREAT DUKE FOR?

Grand Duke Sergei Alexandrovich Romanov - was the uncle of Emperor Nicholas II and raised young Dmitry Pavlovich. And in combination he was also his "molester" and "the founder of an underground gay club." Is it so? Why was the Grand Duke executed and why did none of the Romanovs come to the funeral? What actually connected Sergei Alexandrovich with his adjutants, and why did his wife, Grand Duchess Elizabeth Feodorovna, go into monasticism?
Sit down more comfortably, today I will tell you about the plight of that one - "Khodynsky King" ...