Talks on extending a weeklong cease-fire broke down, with each side blaming the other. The truce had included the release of hostages held in Gaza for people in Israeli prisons.
Amid questions over Western resolve, Secretary of State Antony J. Blinken and other diplomats stressed their commitment to Kyiv’s bid to join the alliance.
Considered authoritarian and corrupt, the Palestinian Authority is still Washington’s choice to run the enclave. But many believe it can only be credible now if it includes Hamas.