Because it is an important celebration
Roman Catholic AnswerThere is no such thing as a "renewal of baptism", there is a renewal of Baptismal vows, which is done every year at the Easter Vigil, and at other times on special occasions. It is the solemn renewal of these promises.
The Easter Vigil
No, but Easter is, so you can go to mass at the Vigil and have your Easter obligation fulfilled.
Water is used in the Easter Vigil to baptize the new members of the church.
Everywhere! That is why it is called a vigil.
The Easter Candle
The Night Watch of the Resurrection is Holy Saturday, otherwise known as Easter Vigil, which occurs the night before Easter Sunday.
Christ Be Our Light
April 8,2012
Easter Vigil
The Easter Triddum.
Which Vigil Mass? Every major solemnity has a Vigil Mass and communion is distributed at each one. Eg: Christmas Vigil, Holy Saturday Easter Vigil, Pentecost Vigil, etc.