Prime Minister Narendra Modi and Chinese President Xi Jinping shook hands and spoke briefly at a formal dinner for G20 leaders in Bali on Tuesday—their first face-to-face encounter in public since the start of the military standoff in Ladakh more than two years ago. Footage from the Indonesian presidential secretariat’s official YouTube channel showed Modi seated and conversing with US secretary of state Antony Blinken when Xi and his wife Peng Liyuan stopped nearby to speak with Indonesian President Joko Widodo. Modi was seen getting up from his seat and shaking hands with Xi, who smiled. Modi, flanked by an...