Malaysia’s ruling Malay party has been drawn into a sensitive palace row on the eve of Johor’s nomination day after a veteran figure quit Umno and accused the southern state’s royal household of influencing the timing of a snap election. The controversy arrives at a difficult moment for the United Malays National Organisation, the Malay nationalist party anchoring the Barisan Nasional (BN) coalition. It is trying to defend Johor, its birthplace and one of its last major strongholds, without...