“…The long political differences among the GCC states of Bahrain, Saudi Arabia, and the UAE versus Qatar ultimately resulted in the Gulf Crisis of 2017, where the former three, along with Egypt, ceased any economic or political relationship with Qatar [92]. These four countries imposed a sea, air, and land closure of Qatar, which significantly restricted traffic of the country's airline (Qatar Airways) and sizeable import restrictions (goods, machinery, raw material), especially from Saudi Arabi and the UAE.…”