US President Donald Trump issued a stern warning to Tehran on Sunday, as hostilities between Iran and Israel escalated into a third consecutive day of cross-border attacks, clarifying that the US had no involvement in the latest strikes but cautioned that any provocation against American interests would be met with overwhelming force.

For much of the 20th century, the US and Iran maintained friendly relations. During the Cold War, Washington depended on the Shah of Iran to counter Soviet influence in the oil-rich Middle East.

Russia has maintained a delicate balancing act in the Middle East for decades, trying to navigate its warm relations with Israel even as it has developed strong economic and military ties with Iran

Sen. Lindsey Graham urged President Donald Trump to go "all-in" for Israel in its conflict with Iran, while other lawmakers prefer a diplomatic end to the conflict to prevent further escalation.

The United States has pulled some diplomatic staff and military families out of the Middle East, citing unspecified regional security risks.

Birthday call between US and Russian presidents touches on Middle East, Ukraine war, prisoner swaps; Kyiv voices unease over tone and aid concerns

Advanced espionage techniques made the most of Iranian vulnerabilities, but Israel’s ultimate aims may still be out of reach.

Iran launched dozens of ballistic missiles toward Israel on Friday night in retaliation for Israel's surprise attack early Friday.