Nigeria, May 26 -- A short video clip showing Brigitte Macron, wife of French President Emmanuel Macron, seemingly pushing or slapping him inside a presidential aircraft has gone viral.

The incident has triggered widespread speculation, conspiracy theories, and heated debate on social media and international media circles.

The moment was captured as the couple arrived in Hanoi, Vietnam, on Sunday evening for the start of a Southeast Asia diplomatic tour.

The video circulated widely and was taken just as the plane door opened to reveal the French President. Within seconds, when two arms identified as Brigitte's, wearing a red jacket, reached out and seemingly spanked his face, covering part of his mouth and jaw. Macron appeared surprise...