Valentine’s day is celebrated on 14 February every year. The day marks the death anniversary of Saint Valentine. To celebrate the day, all the lovers in the world express their feelings and remember Saint Valentine. People exchange gifts, cards, chocolates, flowers and express their feelings. History: The day commemorates the anniversary of a Christian martyr Saint Valentine’s death around 270 A.D. Valentine’s Day is celebrated across the globe. The day is popularly celebrated in Australia, Argentina, Britain, Canada, France, Mexico, and South Korea, the United States, etc.