Holy Saturday
Holy Saturday is held on April 4. This event in the first decade of the month April is annual. 
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Great Saturday (Latin: Sabbatum Sanctum; Greek: Μεγάλο Σάβββατον), Holy Saturday, commemorating the burial of the body of Jesus Christ in the tomb and his descent into hell (according to the beliefs of most Christian denominations); it is also a preparation for Easter, the Resurrection of Christ, which is celebrated on Saturday night.
In the Catholic Church, Holy Saturday is the last day of the Easter Tridentine. It is a day of silence in which the faithful pray and meditate on the mystery of Salvation. No liturgy is celebrated on this day.
Christians of the Catholic, Lutheran, Methodist, Anglican, and Reformed denominations begin the celebration of the Easter Vigil on Great Saturday, which provides a transition to the Easter season; According to Moravian Christian tradition, graves are decorated with flowers on Great Saturday, and sunrise celebrations begin before dawn on Easter Sunday.
Similar holidays and events, festivals and interesting facts
Day of lies in Brazil and Portugal on April 1 (Dia da lieira);
White Sunday on April 12 (It falls on the next Sunday after Easter);
National Coffee Day in Portugal on April 14
Carnations Revolution Day and Freedom Day in Portugal on April 25
May Crownings or the Virgin Mary Month on May 1 (Catholic Church tradition);
Mother's Day in Hong Kong on May 3 (also Hungary, Lithuania, Mozambique, Portugal, Spain, Romania; celebrated on the first Sunday in May);
Lusophone Culture Day or World Portuguese Language Day on May 5 (Community of Portuguese Language Countries)