You don’t think relations between Russia and Ukraine will not mend sooner, in historical terms, if this war ends in a white peace, rather than with Russia keeping Ukrainian territories? Being invaded will remain a traumatic memory for most Ukrainians for the rest of their lives, but forever losing a chunk of their country will contribute to keeping that wound open and will favor nationalist, anti-Russian rhetoric in their politics, which will absolutely remove the possibility of ever initiating a new chapter in their relationship with Russia.