The war in Ukraine cannot be ended by treaties with Russia. To end it, we need to get out of the contact war, and Ukraine’s partners can help to do this, says Valerii Chalyi, former Ambassador of Ukraine to the United States and Chairman of the Board of Ukraine Crisis Media Center. “We need a plan to transition from a full-scale war to a different intensity of conflict. We won’t end the war with any agreements with Russia. We need to move away from ground clashes where Kalashnikovs are firing, and large numbers of people are dying in close-contact warfare at distances of 3, 5, or 10 kilometers…