Iran appears to have secretly released a Greece-owned oil tanker that it had seized two years ago, data from TankerTrackers.com, Inc showed as tensions between the Islamic Republic and the United States flare up again amidst deadly suppression of mass protests in Iran. Iran captured the tanker St Nikolas in January 2024 in the Gulf of Oman, in retribution for the U.S. seizure of 1 million barrels of Iranian oil the previous year. At the time of the seizure, the vessel was traveling to the Turkish port of Aliaga after loading crude from the…