China establishes 'air-defence zone' over East China Sea Sat Nov 23,2013

 

China has demarcated an "air-defence identification zone" over an area of the East China Sea, covering islands that are also claimed by Japan

An aerial picture of the Senkaku Islands, known as the Diaoyu Islands in Chinese and as Senkaku in Japanese, in the East China Sea

 

China's Defence Ministry said aircraft entering the zone must obey its rules or face "emergency defensive measures"

The zone came into effect from 10:00 local time (02:00GMT) on Saturday Nov 23,2013

The islands, known as Senkaku in Japan and Diaoyu in China, are a source of rising tension between the two countries -Japan & China