International Relations (Security, Trade and Investment) 国际关系（安全，贸易和投资）

U.S. military to continue flights in Air Defense Zone claimed by China
American Broadcasting Corporation, November 26, 2013
http://abcnews.go.com/blogs/politics/2013/11/us-military-to-continue-flights-in-air-defense-zone-claimed-by-china/

Biggest Japanese airlines to snub Beijing's new air defense zone
Reuters, November 26, 2013
http://rt.com/news/japan-china-defense-zone-337/