A day after President Trump signaled that Ukraine wasn’t a top priority, and following Russia’s deadliest attack on Kyiv in weeks, Ukrainian President Volodymyr Zelensky left a summit of the Group of Seven industrial nations without the support he had hoped to rally.

Six of the Group of Seven leaders have discussed Russia’s war in Ukraine and international cooperation on key, non-military issues, wrapping up a summit that was forced to try and demonstrate how the wealthy nations’ club still can shape world events despite the early departure of U.