Russian workers went on strike on International Women’s Day 1917. They ended up toppling tsarism.
The depth of the social, economic, and military crisis in Russia and the political consciousness and organization of the working class (in addition to the escalating revolt among soldiers, peasants, students, and oppressed nationalities) raced far in advance of anywhere else in the world in the winter of 1916-1917.
In the first chapter of her manuscript ‘The Russian Revolution’, Luxemburg describes the revolution(s) of the year 1917 as the ‘product of international developments plus the agrarian question’, and refers to the ‘rising storm of 1911 to 1913’ (see Luxemburg 2004  p 282-283) in Russia. What does she mean by that?