A useful historical graph to consult with:

Korean, or rather Cypriot-style, division of Ukraine could be, in fact, the most graceful exit strategy for Zelensky and the EU, in the absence of any good ones. With the proviso that the end goal of Zelensky’s clique would be, as repeatedly has been stated, the deliverance of Ukraine from ghastly economic and demographic mess. (Narrator’s voice: It definitely wasn’t.)