“If the Middle East is unstable, the world will not be at peace,” Chinese President Xi Jinping said Thursday. “If the conflict escalates further, not only will the conflicting parties suffer greater losses, but regional countries will also suffer greatly.”

Defense Secretary Pete Hegseth said the U.S. is 'postured defensively' as more warplanes and a massive aircraft carrier moved to the region.

For years, Israel contained its conflicts with Tehran, Hamas and Hezbollah. The broad assault on Iran highlights a shift in strategy.