Trump said negotiations with Iran to end the tense standoff were going well but insisted Tehran has to reach a "meaningful" agreement.

The head of the U.N. nuclear watchdog agency says Iran's enriched uranium "is still there," as he stresses the urgency of diplomacy to avert a U.S.-Iran war.

He has not explained why he has chosen this moment to confront Iran instead of, for example, North Korea, which in the years after Mr. Trump’s failed negotiations in the first term has expanded its nuclear arsenal to 60 or more warheads,

Trump has warned Tehran it has days to reach a deal on its nuclear programme as the US continues massing forces, Iran drills with Russia, and Europe fears an imminent regional war. View on euronews

In Tehran’s view, this is not just about forcing Iran back into nuclear compliance; it is about permanently altering the strategic equation that allowed it to strike Israel directly for the first time and suffer minimal consequences.

US warns Iran to reach a deal or face strikes as Tehran and Moscow announce joint naval exercises in the Sea of Oman.

Tehran has the capacity to react aggressively to any military escalation, including the possible sinking of American aircraft carriers and st

As the United States continues a significant military buildup in the Middle East, Iran has taken steps to signal its readiness for war, including fortifying its nuclear sites and rebuilding missile production facilities.

"In terms of fortification, we are prepared. We are trained to respond in the event of an incident," said Col.