Metro Manila, Philippines – It was during a gala dinner on the sidelines of the 2012 ASEAN Summit in Phnom Penh, Cambodia, after China’s rejection of the Philippines’ proposal for a peaceful settlement of the South China Sea dispute, that then-President Benigno Aquino III decided Manila should begin preparing its landmark arbitration case, said former ambassador Henry Bensurto. In an interview with NewsWatch Plus, Bensurto, one of the architects of the Philippines’ legal strategy, said Aquino called him and then-Foreign Affairs Secretary Albert del Rosario aside after the event and concluded that Beijing would not agree to the Philippine proposal to resolve the dispute through international adjudication. “The president gathered me and Secretary del Rosario after, I think it was a gala dinner, and then told us, ‘Secretary, Henry, I think China will not agree with us. So we need to start working on filing a case,'” Bensurto recalled. “He…