South Korean President Lee Jae Myung and Indian PM Narendra Modi posed for a widely shared selfie during a state lunch in New Delhi. The photo, taken using a Samsung smartphone, drew attention to the optics of diplomacy at the Korea-India summit.

South Korean President Lee Jae Myung, Indian Prime Minister Narendra Modi and Samsung Electronics chairman Lee Jae-yong posed for a widely shared selfie in New Delhi on Monday, drawing attention to the optics of “selfie diplomacy” at a Korea-India summit. The photo was taken during a state lunch using Samsung’s latest foldable smartphone, the Galaxy Z Flip7. The image quickly went viral online on social media and was picked up by multiple media outlets. The moment comes months after Lee drew...