An investigation by the Israeli spy agency found that Hezbollah had set up a cell to conduct the attacks and rejected suspicions that Argentines or Iranian officials in Buenos Aires had been involved.
The destruction of Iranian drones last year was an early example of a new regional military project that President Biden is trying to shore up during his Middle East visit.
All three countries are navigating fraught relationships with the Biden administration amid the quickly changing geopolitical landscape precipitated by Russia’s war on Ukraine.