Title: V borʹbe za osushchestvlenie leninskoi taktiki
Subjects: History, Political parties, Ukraïnsʹka sot︠s︡ii︠a︡l-demokratychna robitnycha partii︠a︡, Ukraïnsʹka sot͡sii͡al-demokratychna robitnycha partii͡a
Places: Ukraine
Time periods: Revolution, 1917-1921