The alert follows similar warnings across Europe amid concerns that the escalating conflict could spread further.
The department said it issued the global alert because Iran has retaliated against the U.S. and Israel by hitting American bases in the region and warned Iran or its proxy groups could expand its ...
The U.S. Department of State issued a worldwide caution security alert on March 22, 2026, telling all Americans abroad to exercise increased caution due to elevated threats, with particular concern ...