http://www.washingtontimes.com/news/2011/jun/13/hanoi-fires-artillery-rounds-in-drills-off-coast/
Viaritime spat with Beijing, as conflicts heat up between China and its neighbors over the potentially oil-rich South China Sea.
China desperately needs oil, especially if nuclear power is discarded as an energy option. The South China Sea might have oil under it. Who owns the rights to that oil?
For your geographic pleasure:
South China Sea
Hanoi says “We do!”. Back at the time of the Vietnam war, one theory floating around why the United States wanted to control Vietnam was for its offshore oil resource potential.
Cue the anti-war music from the 1960s