Well, this has been going on for years, surprised that someone would be surprised today for an old 737
Just looking at the Iranian air force fleet to see there are a lot of" possible" ways to bypass US rsanctions.
27 C-130 , 5 P3 Orion, and 2 Chinooks helicopters , in addition to 60+ F5s , 3 707s and 6 747s.. lots of maintenance and pare parts to obtain too.
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