For the first time in roughly half a century, Oman is under new direction. The longest-serving monarch of the Arab world, Sultan Qaboos bin Said, died Friday at the age of 79, ceding the country to his cousin and former culture minister Haitham bin Tariq al-Said. The latter was sworn in as sultan Saturday, assuming the reins of state in a ceremony attended by high-ranking military and government officials. "The trust in us is great and the responsibilities are great," the new sultan told those assembled for the occasion, according to the state-run Oman News Agency. He focused on...