As President Trump threatens regime change in Iran, the term evokes memories of U.S. involvement in the nation more than 70 years ago. Here's what to know.

The U.S. has not publicly called for regime change in the current Israel-Iran conflict, but over 70 years ago, it played a key role in ousting Tehran’s government.

U.S. Secret Service agents guard President Donald Trump as he boards Air Force One to return to Washington from Morristown Municipal Airport in Morristown, New Jersey, Aug. 18, 2019.

The U.S. government and state regulators warned companies to watch for cyberattacks linked to the conflict with Iran, urging them to bolster their defenses. The Department of Homeland Security has ...

Iran's government is weighing how to respond after the U.S. military launched a series of coordinated bombing attacks Saturday against three Iranian nuclear facilities in a major escalation of the ...

The fate of hundreds of thousands of U.S. citizens across the Middle East has been put at risk since June 13, when the Israeli government launched a widespread attack on the Iranian state ...