What is the Immaculate Conception?

On December 8 Catholics all over the world celebrate Mary´s Immaculate Conception, some people confuse this fest with the virginal conception of Jesus in Mary’s womb by the power of the Holy Spirit, but the Immaculate or perfectly clean conception is when Mary was conceived free from original sin by her parents saint Anne and Joachim. In order to give birth to our Lord Mary needed to be totally pure…

A brief overview of the history and significance of the feast of the Immaculate Conception which is celebrated during Advent on Dec. 8th thoughout the whole Church.

Catechism 491. Through the centuries the Church has become ever more aware that Mary, "full of grace" through God, was redeemed from the moment of her conception. That is what the dogma of the Immaculate Conception confesses, as Pope Pius IX proclaimed in 1854:
“The most Blessed Virgin Mary was, from the first moment of her conception, by a singular grace and privilege of almighty God and by virtue of the merits of Jesus Christ, Savior of the human race, preserved immune from all stain of original sin.“