The International Day of the Unborn Child is observed annually on March 25th to commemorate, celebrate, and protect unborn life from conception. Established in 1999 by Pope John Paul II, it coincides with the Feast of the Annunciation, focusing on advocating against abortion and promoting the dignity of the fetus.

Origin: The day was first celebrated in Argentina in 1999 to coincide with the Feast of the Annunciation, which celebrates the conception of Jesus.
Purpose: It aims to defend the right to life from conception to natural death and to raise awareness about the value of unborn children.
Activities: Supporters typically hold rallies, marches, prayer vigils, Masses, and educational events to advocate for pro-life causes