Shrove Tuesday is the Tuesday before Ash Wednesday which is the first day of Lent. It's a day of penitence, to clean the soul, and a day of celebration as the last chance to feast before Lent begins.
Ash Wednesday is the beginning of Lent for Western Christian churches. It's a day of penitence to clean the soul before the Lent fast.
Lent is the period of forty days which comes before Easter in the Christian calendar.
The most solemn week of the Christian year, Holy week is the week leading up to Easter, and is the week during which Christians particularly remember the last week of Jesus's life. Holy week begins on Palm Sunday.
Maundy Thursday is the Thursday before Easter. Christians remember it as the day of the Last Supper, when Jesus washed the feet of his disciples and established the ceremony known as the Eucharist.
The most important events in Christianity are the death and later resurrection of Jesus Christ, the Jewish prophet whose teachings are the foundation of the faith.
Easter commemorates the resurrection of Jesus Christ. It is the most important Christian festival, and the one celebrated with the greatest joy.
Feast of the Ascension
The fortieth day after Easter Sunday, commemorating the Ascension of Christ into heaven, according to Mark 16:19, Luke 24:51, and Acts 1:2.
Pentecost is the festival when Christians celebrate the gift of the Holy Spirit. It is celebrated on the Sunday 50 days after Easter.
Christmas is a Christian holy day that marks the birth of Jesus, the son of God. However it is not only a Christian festival.
Epiphany is an ancient festival that focuses on God's revelation of himself to the world through the incarnation of Christ.