Britain, Germany and France on Thursday expressed concern over the tense situation in the South China Sea, a day after US Navy sailed a warship within 12 nautical miles of two contested islands in the region."We are concerned about the situation in the South China Sea which could lead to insecurity and instability in the region," a joint statement from the three countries released by the UK Foreign Ministry read, as cited by Sputnik news agency.The trio further called on the coastal states of the region to take measures that reduce tensions and contribute to maintaining and promoting peace, security, stability and safety in the region, "including as regards the rights of coastal States in their waters and the freedom and rights of navigation in and overflight above the South China Sea."The statement noted that as signatories to the United Nations Convention on the Law of the Sea, the parties concerned should ensure that the agreement was applied comprehensively."[This convention] sets