Iran announced it had launched missiles at a major U.S. base in Qatar on Monday in retaliation for American strikes on key nuclear facilities, with explosions ringing out in Doha and projectiles seen streaking overhead.

Turkish airline Pegasus has scrapped flights to Iraq, Jordan and Lebanon until June 30, and Iran until July 30, as global airlines suspended or reduced flights in the Middle East amid the Israel-Iran conflict.

Flights of Air France's low-cost carrier Transavia from Paris to Beirut have also been suspended until June 30 while the Tel Aviv route is closed until September 7.

Donald Trump thinks Iranians should overthrow their government if it refuses to negotiate on its nuclear program, but the US president is "still interested" in diplomacy, the White House said Monday.

"If the Iranian regime refuses to come to a peaceful diplomatic solution, which the president is still interested and engaging in, by the way, why shouldn't the Iranian people take away the power of this incredibly violent regime that has been suppressing them for decades?" Press Secretary Karoline Leavitt said on Fox News.

Israel announced strikes on "regime targets" in Tehran on Monday as the longtime foes traded fire for an 11th consecutive day, after Israel ally the United States sent bombers to attack the Islamic republic's nuclear sites.

Here are the latest developments:

Russian President Vladimir Putin on Monday slammed strikes on Tehran as "unprovoked aggression" and said Moscow was trying to help the Iranian people as he hosted Iranian Foreign Minister Abbas Araghchi in Moscow.

"This is an absolutely unprovoked aggression against Iran," Putin told Araghchi, calling the strikes "unjustified" and adding that Russia was "making efforts to provide assistance to the Iranian people."

Israeli strikes on Monday hit a power supply system in the Iranian capital, triggering outages in some areas around the city, Iranian media reported.

The power distribution line in northern Tehran "was damaged, causing outages in some areas", Fars news agency reported.

Ukrainian President Volodymr Zelensky landed in London on Monday and will meet with British Prime Minister Keir Starmer and other officials, a senior Ukrainian source told AFP.

"There will be plenty of meetings, with the prime minister and parliament," the source said.

The U.N. nuclear watchdog head demanded Monday the return of agency inspectors to Iran's nuclear sites in a bid to "account for" its highly enriched uranium stockpiles following attacks by Israel and the United States on its atomic program.

To be able to "return to the negotiating table", "allow IAEA inspectors, the guardians on our on behalf of the NPT to go back to Iran's nuclear sites and account for the stockpiles of uranium" including the "400 kilograms enriched to 60 percent", Rafael Grossi, director of the International Atomic Energy Agency (IAEA), told an emergency meeting of the organization's headquarters in Vienna.

The EU's top diplomat warned Monday it would be "extremely dangerous" should Iran shut down the crucial Strait of Hormuz trading route over U.S. strikes on its nuclear sites.

"Any Iranian closure of the Strait of Hormuz would be extremely dangerous," Kaja Kallas wrote on X, as EU foreign ministers met in Brussels for talks with the Iran-Israel conflict high on the agenda.

Israel carried out a fresh strike on Iran's underground Fordo nuclear site south of Tehran, a media outlet in the country reported.

"The aggressor attacked the Fordo nuclear site again," Tasnim news agency reported, quoting a spokesperson for the crisis management authority in Qom province where the site is located.