In sweeping attacks that started early Friday, Israel has struck at the regime in Tehran, targeting Iranian nuclear and military assets. The Israeli strikes have killed more than 70 people, including four top security chiefs, and damaged Iran’s main nuclear site at Natanz.

Tehran said American bases in the Middle East could face reprisals if the U.S. helped repel Iranian attacks on Israel.

Israel’s defense minister warned Saturday that “Tehran will burn” if Iran continues firing missiles, as the two countries traded blows a day after Israel launched a blistering surprise attack on Iranian nuclear and military sites,

Follow live updates as Iran retaliates after Israel strikes nuclear facilities. Stay informed with real-time news and developments.

G7 will also be a platform for Canadian PM Carney to showcase his leadership at a time of economic, geopolitical shifts.

The United States is the main international backer of Israel, Iran's biggest regional foe. It is also a close ally of Sunni Gulf monarchies which for years pursued their own rivalry with the Islamic Republic, seeing it as their main regional threat.

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

Interviews with half a dozen senior Iranian officials show that they were not expecting Israel to strike before another round of talks.