The U.S. airstrike on Sunday
Iran warns of consequences after the airstrikes. The Iranian Foreign Ministry spokesman Abbas Mousavi stated it was "illegal" and "the United States must accept responsibility of the attack."
Israel carries out a wave of airstrikes on Syria's eastern Deir ez-Zor Governorate, near its border with Iraq. The Syrian Observatory for Human Rights reports that 57 people have been killed and 28 others wounded in at least 18 Israeli airstrikes, saying that several Iranian arms depots were hit. A senior U.S. intelligence official says that the air raids were carried out with "intelligence provided by the U.S."
An Iranian Islamic Revolutionary Guard Corps weapons depot in Abu Kamal District, Deir ez-Zor Governorate, Syria, is hit by an airstrike. Arab media say Israel is behind the attack. The United States denies any involvement.
Japan says it will not join the U.S.-led International Maritime Security Construct to protect international shipping in the Persian Gulf and Strait of Hormuz amid Iranian aggression, but will instead deploy its own Maritime Self-Defense Force to the region to guard merchant vessels "related to Japan".
An unnamed United States official says evidence suggests the drones approached Saudi Arabia from the northwest from Iraq or Iran, contrary to the Houthi militants' claim that the drones were launched from Yemeni territory. Three experts cited by CNN say the official's evidence is not conclusive.
Iran confirms it has executed nuclear scientist Shahram Amiri by hanging for treason. Iranian judiciary spokesman Gholam-Hossein Mohseni-Eje'i says Amiri was charged with spying for enemies of the Islamic Republic of Iran and that U.S. officials had been unaware that Iran was monitoring Amiri's efforts for the West. His body was returned to his family with rope marks around his neck.
The Foreign Minister of Iran Mohammad Javad Zarif says that the country's missile program would not be up for discussion. This comes as United States Secretary of State John Kerry said last Thursday that the United States and its allies would only address Iran's concerns in the region if it makes it clear to all involved that it was prepared to cease provocative ballistic missile launches and tests.