US President Donald Trump’s decision to strike Iran’s nuclear facilities puts the Middle East in a volatile position, with all eyes now on Tehran’s next move. Speaking in Istanbul, Iran’s Foreign Minister Abbas Araghchi said on Sunday his country has “a variety of options” when deciding how to respond to the US attacks.

Iran and Israel traded air and missile strikes as the world braced on Monday for Tehran's response to the U.S. attack on its nuclear sites and U.S. President Donald Trump raised the idea of regime change in the Islamic republic.

The United States has joined Israel in its attacks on Iran’s nuclear program. The U.N.'s atomic watchdog and other experts say radiological contamination is likely inside a key uranium enrichment site at Natanz that was badly damaged by Israel and then hit by U.