Irrespective of an opinion on responsibility for this stupid war, it is interesting what happens when “Putin’s Rules of Historic Ownership” are applied by others. Belgians should start brushing up on their Spanish, and Spaniards on their Maghrabi Arabic. And China? Digging for that old deed on everything east of the Urals.
“The two countries share a land border which was demarcated in 1991, and they signed the Treaty of Good-Neighborliness and Friendly Cooperation in 2001, which was renewed in June 2021 for five more years.”
https://en.wikipedia.org/wiki/China%E2%80%93Russia_relations