On Sunday, Indonesia officially swore in a new president, former general Prabowo Subianto, a 73-year-old nationalist. He took the oath in Parliament, replacing outgoing leader Joko Widodo at a pivotal moment when Indonesia seeks to enhance its standing on the global stage as the world’s fourth most populous nation. Subianto, who has faced allegations of human rights abuses during his military career, pledged to combat corruption.