From left, Thein Sein, president of Myanmar; Benigno Aquino III, president of the Philippines; Lee Hsien Loong, prime minister of Singapore; Yingluck Shinawatra, prime minister of Thailand; Nguyen Tan Dung, prime minister of Vietnam; and Hun Sen, prime minister of Cambodia, join hands after a signing ceremony of adoption of the ASEAN Human Rights Declaration during a summit for the association in Phnom Penh, Cambodia, on Sunday. (Associated Press)

From left, Thein Sein, president of Myanmar; Benigno Aquino III, president of the Philippines; Lee Hsien Loong, prime minister of Singapore; Yingluck Shinawatra, prime minister of Thailand; Nguyen Tan Dung, prime minister of Vietnam; and Hun Sen, prime minister of Cambodia, join hands after a signing ceremony of adoption of the ASEAN Human Rights Declaration during a summit for the association in Phnom Penh, Cambodia, on Sunday. (Associated Press)