President Biden’s longtime aide rallied scores of nations to defend Ukraine, but then became a villain to the many critics of U.S. support for Israel’s war in Gaza.

By Jeff Zeleny, Kevin Liptak and Arlette Saenz, CNN Washington (CNN) — As President Joe Biden was making one final lap around town this week, delivering farewell speeches to his diplomatic corps, ...

While the United States tries to spy on one of the hardest targets, Burns has also tried to reopen a dialogue with Beijing, ...