Rasputin

The Tsar tried to save the monarchy, which was losing prestige, by strengthening his power through personal castling, largely contrary to Russia's state interests.

An excerpt from the article 26 facts about Rasputin
Since Nicholas II spent all his time outside St. Petersburg, at the headquarters of the Russian military command in Mogilev, Rasputin, through Tsarina Alexandra, gained decisive influence over the staffing of positions in the Russian government. That is when he earned many enemies in court who plotted against him.