The United States attacked three sites in Iran early Sunday, inserting itself into Israel’s war aimed at destroying the Iranian nuclear program in a risky gambit to weaken a longtime foe that prompted fears of a wider regional conflict as Tehran accused Washington of launching "a dangerous war.

Following US' strikes on Iran, Iranian foreign minister Abbas Araghchi warned that the ‘invaders’ must await responses that will make them regret. He added that the Iranian armed forces are on full alert.

Iranian Foreign Minister Abbas Araghchi warned that any military action by the U.S. in the escalating war with Israel would be "very, very dangerous for everybody."