Negotiation was never his route to his preferred outcome, it was just a means to test how strongly the West would respond to particular actions. This has been building for 8 years. Vlad is a Cold War warrior who hasn't seen a Russian victory, only the gradual disintegration of the empire he was born into. With the intention of being written into history as the strongman who rebuilt Russia, he has now taken Europe back to 1941, when many in Ukraine saw the start of Operation Barbarossa as an act of liberation from the Soviet yoke, and many actively supported the Germans. Russia is now 'de-Nazifying' Ukraine, justifying this with talk of torchlight parades, concentration camps, and genocide - who needs evidence when you have complete control of the media ?