Historically sieges also tend work if conditions become existential, which it will if TW is denied energy and food imports which doesn't even touch on effects o

Historically sieges also tend work if conditions become existential, which it will if TW is denied energy and food imports which doesn't even touch on effects of taking out electricity or water infra. UKR can be resupplied via ample land routes and be comfortably defiant. TW's reduced to below subsistence defiance which tend to come with biological timer.