cqvip:CHINA’s Defense Ministry announced the establishment of the East China Sea Air Defense Identification Zone (ADIZ) on November 23, 2013:Aircraft in the area must report their flight plans to Chinese authorities.Despite this practice being nothing new internationally, justified by international norms as a precaution to safeguard national airspace, it has still been met with strong protests from the U.S., Japan, South Korea, and Australia.
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