A major nuclear attack would kill up to 250 million Americans, roughly 75% of the country’s population. While Iran does not possess nuclear weapons, their allies Russia and China do. And President Donald Trump has suggested that Iran brought the Israeli attacks upon itself by failing to restrict its nuclear weapons program.

Israel and Iran have opened a new chapter in their long history of conflict. Israel launched a major attack with strikes early Friday that set off explosions in the Iranian capital of Tehran.

Israeli fighter jets destroyed several aboveground buildings at Natanz, Iran's main uranium enrichment facility, images show.

Amid ongoing strikes between Israel and Iran, Trump is publicly and privately making clear his desire to keep the United States out of the fray for now.

Israel and Iran exchange missile attacks for a third day; nuclear sites hit, death tolls rise, airspace shut, U.S. warns Tehran against retaliation.

Israeli strikes hit Tehran, Mashhad, Shiraz, and Isfahan as casualties in Israel mount and Iran warns of a “more severe” retaliation.

Israel on Sunday issued evacuation warnings to Iranians living near weapons production facilities in Tehran as the two nations continued to exchange missile attacks that began on Friday. "The Israeli military will strike these sites and will continue to peel away the Iranian snake’s skin in Tehran and everywhere — targeting nuclear capabilities and weapons systems,