Washington, June 16 -- The US Department of State on Monday updated its travel advisory for Israel, West Bank, and Gaza to Level 4, warning Americans not to travel to the region due to heightened security risks amid Israel-Iran war.

The update reflected the authorized departure of family members and certain non-emergency US government personnel.

The advisory cautioned US citizens not to travel to the country due to "armed conflict, terrorism and civil unrest."

The escalated warning from the State Department comes on the fourth day of attacks exchanged between Israel and Iran, which has launched retaliatory strikes against Israel after its sweeping attacks targeting military and nuclear infrastructure late last week.

Tehran said at lea...