A Boeing 737-800 crashes while taking off from Tehran Imam Khomeini International Airport, killing all 176 people on board. The incident, which took place amid the 2019–20 Persian Gulf crisis, is under investigation.
Iran's Islamic Revolutionary Guard Corps issues a statement warning regional countries not to allow the United States military to launch attacks on Iran from their territory or they "will be targeted".
The Iraqi Parliament votes in favour of a reciprocal travel ban on U.S. citizens if U.S. President Donald Trump's executive order barring citizens of Iraq and six other Muslim-majority countries is not reversed. The Iraqi travel ban will not be implemented while tens of thousands of U.S. soldiers and contractors are involved in the fight against ISIL.