American officials fear the Islamic Republic could carry out attacks on date of assassination of its top general

Day before commemoration of killing of general in US drone strike, Iran's Revolutionary Guards chief makes comments on visit to troops stationed on Gulf islands contested by UAE

Meanwhile successor to assassinated Quds force chief threatens 'severe revenge' -- which may come from within the United States

No reason given for US president's decision to cut short his stay at Mar-a-Lago, but it comes amid escalating tensions with Iran

Slamming US president for show of force in region, foreign minister says Tehran will 'openly and directly defend its people, security & vital interests'

Following a series of attacks on American interests in Iraq, Trump warns Tehran will be held responsible

Senior military officer says operation meant to warn Tehran against targeting US forces before Biden takes office, comes after Israeli sub said to have openly crossed Suez Canal

Worst-hit Mideast country reported to be receiving 150,000 doses funded by philanthropists in coming weeks; China said providing Tehran with 1 million shots free of charge

Leader says Tehran fears Trump administration could seize funds used to buy vaccines, insists purchase will happen but 'could be more costly and be delayed'

Posting alongside unexplained photo of Netanyahu, Iranian FM Javad Zarif says American leader 'will bear full responsibility' for actions against Islamic Republic