India, June 23 -- The Donald Trump-led State Department on Sunday posted a 'Worldwide Caution' on its travel alert page, citing the conflict between Israel and Iran. This comes a day after the US struck three Iranian nuclear bases. Trump stated that he is not ruling out a regime change in Iran.

In its latest alert, the State Department said: "The conflict between Israel and Iran has resulted in disruptions to travel and periodic closure of airspace across the Middle East."

Officials further warned Americans about potential demonstrations against US citizens and interests.

"The Department of State advises U.S. citizens worldwide to exercise increased caution. Please read carefully our Travel Advisory, country information, and any recent...