War
Russo-Ukrainian war – ongoing, as of 1 October 2026Ukraine
Ukraine
against
Russia and the Donetsk and Luhansk People's Republics
Russia, Donetsk People's Republic (proclaimed 2014), and Luhansk People's Republic (proclaimed 2014)
No settlement: by February 2022 Russia held Crimea and the two Russian-backed republics held parts of the Donetsk and Luhansk regions; the war widened on 24 February 2022.
At the same time here: Russo-Ukrainian war (2022–present)