Patrick Buchanan: Where US, Ukrainian war aims collide

To President Volodymyr Zelenskyy and Ukraine, Crimea and the Donbas are national territories whose retrieval justifies all-out war to expel the invading armies of Vladimir Putin’s Russia. Yet, who controls Crimea and the Donbas has, in the history of U.S.-Russian relations, never been an issue to justify a war between…