It was established by Pope John Paul II to coincide with the Feast of the Annunciation.
In 1993, El Salvador became the first nation to officially celebrate what was called a Day of the Right to Be Born.
[1] Nicaragua began observing the Day of the Unborn Child in 2000, the Dominican Republic in 2001, Peru in 2002,[1] Paraguay in 2003,[2] the Philippines in 2004,[3] Honduras in 2005,[4] Ecuador in 2006,[5] and Puerto Rico in 2018.
[6][7] Chile began observing the Day of the Unborn Child and Adoption in 2013.
[8] The promotion of the International Day of the Unborn Child was endorsed by the Knights of Columbus.