As Britain hosts the Royal Wedding between Prince Harry and Meghan Markel, The World's Marriage Story asks why so many people across the world continue to place their faith in this old-age institution. While rates are falling across Europe, in south Asia and China, marriage is near-universal. Mary-Ann Ochota asks, are today’s weddings are a one-to-one expression of romantic love? An explicit message to offspring already born? A sign that cultural and religious orthodoxy is being adopted by today’s young? Or are marriages a desire to please parents and wider family?