July 2021 Gulf of Oman incident
On 29 July 2021, the oil tanker Mercer Street was attacked off the coast of Oman.[1] The United States Navy said the attack came from a drone. Israeli, United States and European officials blamed the attack on Iran.
Iranian state media initially said the attack was in response to a possible Israeli airstrike on a military airport in Syria, but the Iranian government formally denied involvement.[2][3]
Similar incidents occurred in May 2019, June 2019 and August 2021.