They see it as unilateral and potentially illegal because it may assert extraterritorial jurisdiction on carriers from other countries.

他们把这看作是欧盟的单方面行为，并且具有潜藏的不合法性。因为，也许欧盟这一做法是对其他国家航空公司越权管辖。

youdao

While the San Francisco Treaty ended six years and eight months of official allied occupation and absolute authority of the GHQ, the U.S.-Japan Security Treaty signed on the same day kept Okinawa under U.S. extraterritorial jurisdiction and control, denying Japanese sovereignty for another 20 years.

FORBES: As Japan Commemorates A Postwar Return To Sovereignty Okinawans Lament A Day Of Shame