Malaysia’s rare postponement of a meeting of its royal council has pushed a throne dispute in the state of Negeri Sembilan beyond palace walls, threatening to turn a customary succession row into an electoral liability for Prime Minister Anwar Ibrahim’s uneasy governing alliance ahead of snap polls. The June 23–25 meeting of the Conference of Rulers – a council of Malaysia’s hereditary Malay rulers and state governors – was called off at the eleventh hour amid concerns that allowing Negeri...