Washington DC, July 19 -- The US Department of State on Saturday (local time) issued a worldwide travel caution for American citizens, citing heightened tensions in West Asia and warning of a complex security environment with the potential for unforeseen escalation amid the heightened military operation from both the US and Iranian sides in the region.

In a statement, the State Department advised Americans across the world, particularly those in West Asia, to exercise increased caution and stay informed about rapidly evolving security developments.

"Due to heightened tensions in the Middle East, the security environment remains complex with the potential for unforeseen escalation," the advisory said.

The department urged US citizens in...