During Wednesday, Ukraine's independence day was celebrated in many parts of the world and world leaders expressed their support for Ukraine.

At the same time, President Zelenskyi told a meeting of the UN Security Council that a train station in the town of Chaplyne in eastern Ukraine was subjected to a Russian robot attack on Wednesday afternoon, with at least 15 dead and 50 injured as a result.

- This is, I think, an almost insoluble conflict that can last for many, many years, says Bert Sundström, SVT's correspondent in Moscow, in Aktuellt.

Hear Bert Sundström's analysis in the player above.