"Volodymyr Ananiev is the oldest Crimean political prisoner. He suffers from vision problems and issues with his spine, muscles, kidneys, and legs, and walks with a cane," the Crimean Tatar Resource Center said.

"The main purpose of the visit is to show Finland's strong support for Ukraine as the war of aggression continues and the country prepares for the winter," the Finnish government said.

Ukraine's High Anti-Corruption Court extended the other obligations of Herman Halushchenko, a former justice minister implicated in a major graft case, for two months.