U.S. Secretary of State Antony Blinken has called on Israel and the Iran-backed groups it is fighting in the Gaza Strip and Lebanon to call a truce after the Israeli military said it had killed a top official for Hezbollah, a militant group and political party that controls much of southern Lebanon, who had been widely expected to be the group’s next leader.

"Now is the time to turn those successes into an enduring strategic success," Blinken told reporters as he prepared to leave Jordan on October 23 for Saudi Arabia on a tour of the region for talks on how to bring the current fighting to an end. Late on October 22, Israel said Hashem Safieddine, a senior figure inside Hezbollah, was killed in an air strike on the Lebanese capital on October 3, ending weeks of speculation as to whether the man expected to take over the group was alive. The previous Hezbollah leader, Hassan Nasrallah, was killed in Israeli air strikes in Beirut on September 27.

Safieddine headed Hezbollah's executive branch, which oversees the group's political affairs. He was also a member of the decision-making Shura Council as well as the Jihad Council, which runs the group's military operations. The United States designated Safieddine a terrorist in 2017.

Hezbollah is considered a terrorist organization by Washington, although the European Union has only blacklisted its armed wing. Hezbollah’s political party has seats in the Lebanese parliament. The current war between Israel and the Iran-backed gro.