Strained Russian resources. Factories could not turn out enough supplies. The transportation system broke down, delivering only a trickle of crucial materials to the front. By 1915, many soldiers had no rifles and no ammunition.
The tsarina came to believe that Rasputin had miraculous powers after he helped her son, who suffered from hemophilia, a disorder in which any injury can result in uncontrollable bleeding.
Revolution against the czarist government which led to the abdication of Nicholas II and the creation of a provisional government in March 1917.