While Russia, China, and North Korea condemned the U.S. strikes, only Russia called the aggression groundless. Iran has ties with Hezbollah in Lebanon and the Houthis in Yemen, but these groups have not directly engaged Israel since the U.S. bombing.

The reaction of world leaders after U.S. forces struck three Iranian nuclear sites on Sunday Iran time ranged from Israel lauding President Donald Trump's decision to the U.N. calling for de-escalation and some countries condemning the attacks.

President Donald Trump said Saturday the United States bombed three Iranian nuclear sites, bringing the U.S. directly into Israel’s war with Tehran. “We have completed our very successful attack on the three Nuclear sites in Iran,

U.S. strikes on three Iranian nuclear facilities could set back Iran's nuclear program by up to a decade, according to a Middle East expert.

(Reuters) -Iran is moving missile launchers into place for a potential attack on U.S. forces in the Middle East, the Wall Street Journal reported on Monday, citing U.S. officials. Reuters could not immediately verify the report.

The U.S. military conducted airstrikes on Iran's nuclear facilities in Fordow, Natanz and Isfahan on Sunday morning local time. The big picture: In a historic address from the White House, President Trump called the operation a "spectacular military success" and claimed Iran's key uranium enrichment sites "have been completely and totally obliterated.