New Delhi, May 20 -- US President Donald Trump said on Tuesday (May 19) that the United States may launch fresh military strikes against Iran within days if negotiations over Tehran's nuclear programme fail, warning that Washington "can't let them have a new nuclear weapon."

Speaking to reporters at the White House, Trump revealed he had come close to authorizing another attack before deciding to delay military action.

"I was an hour away from making the decision to go today," Trump said.

The remarks came a day after Trump announced he had paused a planned resumption of hostilities following a new proposal from Tehran aimed at ending the ongoing US-Israeli conflict with Iran.

Trump indicated that military action remained a serious pos...