No.
The MV Riah incident occurred on 14th July.
And that was not the first, either. A Brit warship saved another tanker before that, even. And, of course, there were the two tankers holed by explosions as mentioned below.
:-........................On 13 June, two tankers were damaged by explosions in the Gulf of Oman, a strategic waterway crucial to global energy supplies.
The Marshall Islands-flagged Front Altair and Panama-flagged Kokuka Courageous were both sailing south-eastwards through international waters, after passing through the Strait of Hormuz, when they were rocked by explosions.
But a senior Iranian official insisted Iran had "no connection with the incident".
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Panama’s maritime authority has begun the process of withdrawing the registration of the oil tanker MT Riah, which ended up in Iranian waters after it disappeared from ship tracking maps in the strait of Hormuz on 14 July. Panama began the flag-withdrawal process on Friday after ...