A year ago, when Washington and much of Europe were still awash in optimism that Ukraine was on the verge of repelling Russia from its territory, it seemed inconceivable that the United States would turn its back on the victim of Vladimir V. Putin’s aggression.
Now, even as Senate Democrats try to salvage an aid package for Ukraine, that possibility remains real. And the political moment feels a long way from 14 months ago when President Volodymyr Zelensky of Ukraine stood before a joint session of Congress, wearing his signature drab green sweater, and basked in a minute-long standing ovation.
