Sino-Japanese in the East China Sea oil and gas development on the long-standing disputes Diaoyu Islands, because the rich fishery resources and oil and gas resources be favored . Japan, China and Taiwan, claimed this group the uninhabited islands sovereignty over . Both from a historical in the search for sovereignty basis .

The between China and Japan over the Diaoyu Islands sovereignty dispute began in a hundred years ago. In 1895, the then Chinese Qing government in the Sino-Japanese War was defeated , was forced to sign the " Treaty of Shimonoseki . " the treaty in There is a provision China Taiwan and nearby islands ceded to Japan .

, University of Vienna China and Southeast Asian Studies scholar and the State law expert Gerd - Kaminski (GerdKaminski) , said of the treaty the signing only after people began to on this island live . He said: signing of the treaty , the Japanese talent in there began to develop , and this is the Japanese can put forward the reason . In 1909 , when the island is home to 218 Japanese. However , this does not therefore automatically deduce the Japanese over the Diaoyu Islands sovereignty . As early as 1863 , the then Qing Dynasty to it draw the map of the world will be the Diaoyu Islands designated as of Fujian Province as part .

After World War II , defeated Japan had will be Taiwan's sovereignty returned to the Republic of China . But at the same time Diaoyu Islands are as the the island of Okinawa part of was under U.S. military jurisdiction. In 1949, the ROC government retreated to Taiwan, mainland China, was established People's Republic . of last century Fifties and sixties , over the Diaoyu Islands the issue of sovereignty has not been since dispute . But by the late 60s, the Diaoyu Islands was found near enormous oil reserves. In 1969, the United States announced the over the Diaoyu Islands of sovereignty return to Japan , then Taiwan and the PRC have a formal made the archipelago claim to sovereignty over . Now , Japan insists is from the United States the legitimate to regain the Diaoyu Islands sovereignty over .

in Atlanta Sam - Nunn School of International Affairs (Sam Nunn School ofInternational Affairs in Atlanta) , a China expert John - Governors (JohnGarvner) said : The Japanese position is that the Diaoyu Islands geographically are Okinawa part of , which in 1969 of sovereignty return of Japan Before the , has been by the Americans as the island of Okinawa part of jurisdiction.

But China 's view is completely not the case. Chinese reason: early in the second century or so Han Dynasty, Chinese fishermen discovered the Diaoyu Islands ; in the AD eighth century , China 's Tang Dynasty to have been formally the Diaoyu Islands exercised jurisdiction. China claims that Japan is through the " Treaty of Shimonoseki " before they get the Diaoyu Islands , and with the the sovereignty of Taiwan in 1945 return of the Republic of China , over the Diaoyu Islands sovereignty also will return the .

Governors said: China on the grounds that the Diaoyu Islands is not the Okinawa Islands part of . If you look at where the seabed structure to really find the Diaoyu Islands the composition of an entity are geographically closer to Taiwan, rather than Okinawa .

" Süddeutsche Zeitung " that the the recent Diaoyu Islands, events will not fundamentally undermine China and Japan the relationship between , but it reflects China and Japan and the United States in East Asia security interests on the potential conflict.

the Chinese government, of Japan, Arrested by China, the captain the incident the strong reaction of , " Süddeutsche Zeitung " commented: " Who is the first time I heard such a tone may be afraid of Japan and China there will be a severe crisis. However, this war of words is a two neighbors Between the always been has the practice , and its economic relations unprecedented prosperity and , the two sides may not seriously intend to make the bilateral relations because of this incident damaged . China Yang while imposing , Japan triumphantly Wei a few days after Will calm down . "

　
Commented that Diaoyu Islands the ownership is disputed , in addition to China, Taiwan and Japan for its claim of sovereignty . In this season, there gathered a lot of fish. It is estimated that the island the following waters of is rich in oil and gas. "

The paper believes occurred that the fierce altercation against the background of the Yellow Sea , South China Sea and Indian Ocean waters sovereignty dispute over increasingly sharp . This time, there may be Japan the sea security forces in response to over , but , for the Beijing increasingly assertive, even , or are aggressive the actions of China's many of neighbors are worried. Observers believe that , despite the Beijing expressed strong threats and protest against the Japanese government continues to of China the captain detain for days , which is a the purpose of clear signal . in Beijing The diplomat said : Japan to the Chinese that China in recent years more and more intense territorial claims , is not lead to neighboring automatically concessions .

　
The paper also analyzed that China began to strongly expand the Navy . Since 2001 , about 100 new ships have been from the dock launched , but ships also made bigger and bigger , China will soon have the world's largest submarine fleet . There are rumors that China is building an aircraft carrier, will be in 2015 built good . China is also more and more buying modern anti-ship missiles. All of the major finger pointing the U.S. and Japan, between around the Taiwan issue potential conflicts . However, China has sent warships to fight near Somalia piracy also indicates that it wants to gradually expand its navy the scope of . This country , but also to its strategic goals, such as to protect its oil imports ways , and the of the world ocean flags .

Comments also pointed out that the Diaoyu Islands issue also reflects the both countries in East Asia security interests of on the potential conflict. 10 years, the U.S. Navy anxiously from Japan, base in watching the Chinese submarine to become more frequent into Japanese coastal waters. It is estimated that China is on around Japan the sea floor system measurement to prepare for occurred potential war . Around of natural gas and oil reserves the exploration , there is always a conflict, most recently a month ago .

　
Americans as long as the display of its still dominate naval forces , will always lead to China's increasingly strong protest. A few weeks ago , the United States and South Korea in the Yellow Sea were unusual joint naval exercises aimed at deterring North Korea, but Chinese is very unpleasant . In addition, the Chinese people once again protested , because Japan and the United States also intends to this year, in the region hold a new naval exercises.