In OTL, there was a minor revolution after the russo japanese war of 1905 in Russia.
But what if there as a Military Junta instead of a communist government or a Czar?
Grand Duke Nicholas was a bit of a drama queenWell, the actual plan was to appoint the popular military commander Grand Duke Nicholas as military dictator, to which he apparently responded by pulling a gun to his head and demanding democratic reforms...
Though maybe I'm not remembering the scene correctly...