US President Donald Trump on Monday warned Iran to make a deal as Israel pounds the country, but he held back on working with fellow Group of Seven leaders to issue a joint call to encourage de-escalation.

Host Canada had designed the summit in the Rockies resort of Kananaskis to paper over differences within the bloc of major industrial democracies, as Trump returns to the global stage in his norm-shattering second term.

But two days before the summit, Israel launched a surprise, massive military attack on Iran, which had been in negotiations with the Trump administration over the cleric-run state's contested nuclear program.

Trump, who has praised Israel's strikes despite his stated preference for diplomacy, said Iran would be "foolish" not to agree to a negotiated settlement.

"It's painful for both parties, but I'd say Iran is not winning this war, and they should talk, and they should talk immediately, before it's too late," Trump told reporters as he met Canadian Prime Minister Mark Carney.

Israel has struck major nuclear and military sites and killed leading........

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