Argentina’s President Javier Milei has fired his foreign minister, Diana Mondino, after a controversial United Nations vote. Here’s what happened.

Argentina recently voted to support a UN resolution asking the United States to lift its long-standing economic embargo on Cuba. This embargo, or trade ban, was put in place back in the 1960s to pressure Cuba, which had adopted communist policies, to abandon them. The embargo has continued for decades, and every year, the UN holds a vote to as...