<Tr> <Td> Modern history (show) <Ul> <Li> Ukraine during World War I </Li> <Li> Ukraine after the Revolution </Li> <Li> Ukrainian Civil War </Li> <Li> Ukrainian People's Republic </Li> <Li> West Ukrainian People's Republic </Li> <Li> Ukrainian State </Li> <Li> Directorate of Ukraine </Li> <Li> Ukrainian SSR </Li> <Li> Communist Party of Ukraine </Li> <Li> Holodomor </Li> <Li> Ukraine in World War II </Li> <Li> Organization of Ukrainian Nationalists </Li> <Li> Chernobyl </Li> <Li> Cassette Scandal </Li> <Li> Orange Revolution </Li> <Li> Russia--Ukraine gas disputes </Li> <Li> Euromaidan </Li> <Li> Russian military intervention (2014 -) </Li> <Li> Crimean crisis </Li> <Li> War in Donbass </Li> </Ul> </Td> </Tr> <Ul> <Li> Ukraine during World War I </Li> <Li> Ukraine after the Revolution </Li> <Li> Ukrainian Civil War </Li> <Li> Ukrainian People's Republic </Li> <Li> West Ukrainian People's Republic </Li> <Li> Ukrainian State </Li> <Li> Directorate of Ukraine </Li> <Li> Ukrainian SSR </Li> <Li> Communist Party of Ukraine </Li> <Li> Holodomor </Li> <Li> Ukraine in World War II </Li> <Li> Organization of Ukrainian Nationalists </Li> <Li> Chernobyl </Li> <Li> Cassette Scandal </Li> <Li> Orange Revolution </Li> <Li> Russia--Ukraine gas disputes </Li> <Li> Euromaidan </Li> <Li> Russian military intervention (2014 -) </Li> <Li> Crimean crisis </Li> <Li> War in Donbass </Li> </Ul> <Li> Ukraine during World War I </Li> <Li> Ukraine after the Revolution </Li>

When did the soviet union take over ukraine