President Volodymyr Zelensky of Ukraine said that a full prisoner exchange was also essential to ending the war. Other European leaders also expressed their support for a cease-fire.

The Ukrainian president’s outfit during his visit to the White House Monday reflects a change in tactics since his disastrous meeting with President Trump earlier this year.

The U.S. has proposed security guarantees for Ukraine similar to — but separate from — those enjoyed by NATO member countries, a diplomatic source told AFP on Saturday. The suggestion was raised during a call U.