http://www.globalsecurity.org/military/world/war/spratly-clash.htm
It was about the Spratley islands all right.
Question: what's the best guess on the number of DF-31s in the PRC's arsenal? After all, road-mobile solid-fuel MIRV-capable launchers are the wet dream of any aspiring great power. The Cox Report seemed to dance a bit on this issue. But, re: secure second strike capabilities, it seems a rather key issue.