Three leaders under Dr Mahathir Mohamad's Pakatan Harapan cabinet have affirmed a Royal Commission of Inquiry's findings that the former premier unilaterally decided to drop Malaysia's appeal in the Batu Puteh case.

Former deputy prime minister Dr Wan Azizah Wan Ismail, Mahathir's transport minister Anthony Loke, and then-defence minister Mohamad Sabu said that the nonagenarian had only informed the cabinet after he had made the decision.

"We wish to stress that Mahathir’s decision to discontinue the review was made on...